{ "resourceType" : "StructureDefinition", "id" : "radiation-dose", "text" : { "status" : "extensions", "div" : "

Generated Narrative: StructureDefinition radiation-dose

\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n
NameFlagsCard.TypeDescription & Constraints\"doco\"
\".\"\".\" Extension 0..*ExtensionRadiation Dose
\".\"\".\"\".\" Slices for extension Content/Rules for all slices
\".\"\".\"\".\"\".\" extension:dap S0..1ExtensionDosis-Flaechenprodukt (DAP) in microGy*m2
\".\"\".\"\".\"\".\"\".\" extension 0..0Extension
\".\"\".\"\".\"\".\"\".\" url 1..1uri"dap"
\".\"\".\"\".\"\".\"\".\" value[x] 0..1QuantityValue of extension
\".\"\".\"\".\"\".\"\".\"\".\" system 0..1uriSystem that defines coded unit form
Required Pattern: http://unitsofmeasure.org
\".\"\".\"\".\"\".\"\".\"\".\" code 0..1codeCoded form of the unit
Required Pattern: uGy.m2
\".\"\".\"\".\"\".\" extension:effectiveDose S0..1ExtensionEffektive Dosis in microSv
\".\"\".\"\".\"\".\"\".\" extension 0..0Extension
\".\"\".\"\".\"\".\"\".\" url 1..1uri"effectiveDose"
\".\"\".\"\".\"\".\"\".\" value[x] 0..1QuantityValue of extension
\".\"\".\"\".\"\".\"\".\"\".\" system 0..1uriSystem that defines coded unit form
Required Pattern: http://unitsofmeasure.org
\".\"\".\"\".\"\".\"\".\"\".\" code 0..1codeCoded form of the unit
Required Pattern: uSv
\".\"\".\"\".\"\".\" extension:kvp S0..1ExtensionRoehrenspannung (kVp) in kV
\".\"\".\"\".\"\".\"\".\" extension 0..0Extension
\".\"\".\"\".\"\".\"\".\" url 1..1uri"kvp"
\".\"\".\"\".\"\".\"\".\" value[x] 0..1QuantityValue of extension
\".\"\".\"\".\"\".\"\".\"\".\" system 0..1uriSystem that defines coded unit form
Required Pattern: http://unitsofmeasure.org
\".\"\".\"\".\"\".\"\".\"\".\" code 0..1codeCoded form of the unit
Required Pattern: kV
\".\"\".\"\".\"\".\" extension:tubeCurrent S0..1ExtensionRoehrenstrom in mA
\".\"\".\"\".\"\".\"\".\" extension 0..0Extension
\".\"\".\"\".\"\".\"\".\" url 1..1uri"tubeCurrent"
\".\"\".\"\".\"\".\"\".\" value[x] 0..1QuantityValue of extension
\".\"\".\"\".\"\".\"\".\"\".\" system 0..1uriSystem that defines coded unit form
Required Pattern: http://unitsofmeasure.org
\".\"\".\"\".\"\".\"\".\"\".\" code 0..1codeCoded form of the unit
Required Pattern: mA
\".\"\".\"\".\"\".\" extension:exposureTime S0..1ExtensionBelichtungszeit in Sekunden
\".\"\".\"\".\"\".\"\".\" extension 0..0Extension
\".\"\".\"\".\"\".\"\".\" url 1..1uri"exposureTime"
\".\"\".\"\".\"\".\"\".\" value[x] 0..1QuantityValue of extension
\".\"\".\"\".\"\".\"\".\"\".\" system 0..1uriSystem that defines coded unit form
Required Pattern: http://unitsofmeasure.org
\".\"\".\"\".\"\".\"\".\"\".\" code 0..1codeCoded form of the unit
Required Pattern: s
\".\"\".\"\".\" url 1..1uri"https://fhir.cognovis.de/praxis/StructureDefinition/radiation-dose"
\".\"\".\"\".\" value[x] 0..0Value of extension

\"doco\" Documentation for this format
" }, "url" : "https://fhir.cognovis.de/praxis/StructureDefinition/radiation-dose", "identifier" : [{ "system" : "urn:ietf:rfc:3986", "value" : "urn:oid:2.16.840.1.113883.3.7985.42.184" }], "version" : "0.49.0", "name" : "RadiationDoseExt", "title" : "Radiation Dose", "status" : "active", "experimental" : false, "date" : "2026-05-04T13:25:14+00:00", "publisher" : "cognovis GmbH", "contact" : [{ "name" : "cognovis GmbH", "telecom" : [{ "system" : "url", "value" : "https://www.cognovis.de" }, { "system" : "email", "value" : "info@cognovis.de" }] }], "description" : "Radiation dose parameters for X-ray procedures. Captures Dose Area Product (DAP in microGy*m2), effective dose (microSv), tube voltage (kVp in kV), tube current (mA), and exposure time (s). Combined with the Procedure resource (patient, date, body region, examination type), satisfies the documentation requirements of §85 StrlSchG (examination recordkeeping duty) and §127 StrlSchV (record retention). DICOM DCM semantic alignment.", "jurisdiction" : [{ "coding" : [{ "system" : "urn:iso:std:iso:3166", "code" : "DE", "display" : "Germany" }] }], "fhirVersion" : "4.0.1", "mapping" : [{ "identity" : "rim", "uri" : "http://hl7.org/v3", "name" : "RIM Mapping" }], "kind" : "complex-type", "abstract" : false, "context" : [{ "type" : "element", "expression" : "Procedure" }], "type" : "Extension", "baseDefinition" : "http://hl7.org/fhir/StructureDefinition/Extension", "derivation" : "constraint", "snapshot" : { "extension" : [{ "url" : "http://hl7.org/fhir/tools/StructureDefinition/snapshot-base-version", "valueString" : "4.0.1" }], "element" : [{ "id" : "Extension", "path" : "Extension", "short" : "Radiation Dose", "definition" : "Radiation dose parameters for X-ray procedures. Captures Dose Area Product (DAP in microGy*m2), effective dose (microSv), tube voltage (kVp in kV), tube current (mA), and exposure time (s). Combined with the Procedure resource (patient, date, body region, examination type), satisfies the documentation requirements of §85 StrlSchG (examination recordkeeping duty) and §127 StrlSchV (record retention). DICOM DCM semantic alignment.", "min" : 0, "max" : "*", "base" : { "path" : "Extension", "min" : 0, "max" : "*" }, "condition" : ["ele-1"], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }, { "key" : "ext-1", "severity" : "error", "human" : "Must have either extensions or value[x], not both", "expression" : "extension.exists() != value.exists()", "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])", "source" : "http://hl7.org/fhir/StructureDefinition/Extension" }], "isModifier" : false }, { "id" : "Extension.id", "path" : "Extension.id", "representation" : ["xmlAttr"], "short" : "Unique id for inter-element referencing", "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.", "min" : 0, "max" : "1", "base" : { "path" : "Element.id", "min" : 0, "max" : "1" }, "type" : [{ "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type", "valueUrl" : "string" }], "code" : "http://hl7.org/fhirpath/System.String" }], "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "n/a" }] }, { "id" : "Extension.extension", "path" : "Extension.extension", "slicing" : { "discriminator" : [{ "type" : "value", "path" : "url" }], "description" : "Extensions are always sliced by (at least) url", "rules" : "open" }, "short" : "Additional content defined by implementations", "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.", "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.", "alias" : ["extensions", "user content"], "min" : 0, "max" : "*", "base" : { "path" : "Element.extension", "min" : 0, "max" : "*" }, "type" : [{ "code" : "Extension" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }, { "key" : "ext-1", "severity" : "error", "human" : "Must have either extensions or value[x], not both", "expression" : "extension.exists() != value.exists()", "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])", "source" : "http://hl7.org/fhir/StructureDefinition/Extension" }], "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "n/a" }] }, { "id" : "Extension.extension:dap", "path" : "Extension.extension", "sliceName" : "dap", "short" : "Dosis-Flaechenprodukt (DAP) in microGy*m2", "definition" : "Dosis-Flaechenprodukt (Dose Area Product, DAP) in Mikrogray mal Quadratmeter (microGy*m2). DICOM Tag 0018,115E.", "min" : 0, "max" : "1", "base" : { "path" : "Element.extension", "min" : 0, "max" : "*" }, "type" : [{ "code" : "Extension" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }, { "key" : "ext-1", "severity" : "error", "human" : "Must have either extensions or value[x], not both", "expression" : "extension.exists() != value.exists()", "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])", "source" : "http://hl7.org/fhir/StructureDefinition/Extension" }], "mustSupport" : true, "isModifier" : false, "isSummary" : false }, { "id" : "Extension.extension:dap.id", "path" : "Extension.extension.id", "representation" : ["xmlAttr"], "short" : "Unique id for inter-element referencing", "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.", "min" : 0, "max" : "1", "base" : { "path" : "Element.id", "min" : 0, "max" : "1" }, "type" : [{ "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type", "valueUrl" : "string" }], "code" : "http://hl7.org/fhirpath/System.String" }], "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "n/a" }] }, { "id" : "Extension.extension:dap.extension", "path" : "Extension.extension.extension", "slicing" : { "discriminator" : [{ "type" : "value", "path" : "url" }], "description" : "Extensions are always sliced by (at least) url", "rules" : "open" }, "short" : "Extension", "definition" : "An Extension", "min" : 0, "max" : "0", "base" : { "path" : "Element.extension", "min" : 0, "max" : "*" }, "type" : [{ "code" : "Extension" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }, { "key" : "ext-1", "severity" : "error", "human" : "Must have either extensions or value[x], not both", "expression" : "extension.exists() != value.exists()", "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])", "source" : "http://hl7.org/fhir/StructureDefinition/Extension" }], "isModifier" : false, "isSummary" : false }, { "id" : "Extension.extension:dap.url", "path" : "Extension.extension.url", "representation" : ["xmlAttr"], "short" : "identifies the meaning of the extension", "definition" : "Source of the definition for the extension code - a logical name or a URL.", "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.", "min" : 1, "max" : "1", "base" : { "path" : "Extension.url", "min" : 1, "max" : "1" }, "type" : [{ "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type", "valueUrl" : "uri" }], "code" : "http://hl7.org/fhirpath/System.String" }], "fixedUri" : "dap", "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "N/A" }] }, { "id" : "Extension.extension:dap.value[x]", "path" : "Extension.extension.value[x]", "short" : "Value of extension", "definition" : "Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/R4/extensibility.html) for a list).", "min" : 0, "max" : "1", "base" : { "path" : "Extension.value[x]", "min" : 0, "max" : "1" }, "type" : [{ "code" : "Quantity" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "N/A" }] }, { "id" : "Extension.extension:dap.value[x].id", "path" : "Extension.extension.value[x].id", "representation" : ["xmlAttr"], "short" : "Unique id for inter-element referencing", "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.", "min" : 0, "max" : "1", "base" : { "path" : "Element.id", "min" : 0, "max" : "1" }, "type" : [{ "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type", "valueUrl" : "string" }], "code" : "http://hl7.org/fhirpath/System.String" }], "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "n/a" }] }, { "id" : "Extension.extension:dap.value[x].extension", "path" : "Extension.extension.value[x].extension", "slicing" : { "discriminator" : [{ "type" : "value", "path" : "url" }], "description" : "Extensions are always sliced by (at least) url", "rules" : "open" }, "short" : "Additional content defined by implementations", "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.", "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.", "alias" : ["extensions", "user content"], "min" : 0, "max" : "*", "base" : { "path" : "Element.extension", "min" : 0, "max" : "*" }, "type" : [{ "code" : "Extension" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }, { "key" : "ext-1", "severity" : "error", "human" : "Must have either extensions or value[x], not both", "expression" : "extension.exists() != value.exists()", "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])", "source" : "http://hl7.org/fhir/StructureDefinition/Extension" }], "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "n/a" }] }, { "id" : "Extension.extension:dap.value[x].value", "path" : "Extension.extension.value[x].value", "short" : "Numerical value (with implicit precision)", "definition" : "The value of the measured amount. The value includes an implicit precision in the presentation of the value.", "comment" : "The implicit precision in the value should always be honored. Monetary values have their own rules for handling precision (refer to standard accounting text books).", "requirements" : "Precision is handled implicitly in almost all cases of measurement.", "min" : 0, "max" : "1", "base" : { "path" : "Quantity.value", "min" : 0, "max" : "1" }, "type" : [{ "code" : "decimal" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : true, "mapping" : [{ "identity" : "v2", "map" : "SN.2 / CQ - N/A" }, { "identity" : "rim", "map" : "PQ.value, CO.value, MO.value, IVL.high or IVL.low depending on the value" }] }, { "id" : "Extension.extension:dap.value[x].comparator", "path" : "Extension.extension.value[x].comparator", "short" : "< | <= | >= | > - how to understand the value", "definition" : "How the value should be understood and represented - whether the actual value is greater or less than the stated value due to measurement issues; e.g. if the comparator is \"<\" , then the real value is < stated value.", "requirements" : "Need a framework for handling measures where the value is <5ug/L or >400mg/L due to the limitations of measuring methodology.", "min" : 0, "max" : "1", "base" : { "path" : "Quantity.comparator", "min" : 0, "max" : "1" }, "type" : [{ "code" : "code" }], "meaningWhenMissing" : "If there is no comparator, then there is no modification of the value", "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : true, "isModifierReason" : "This is labeled as \"Is Modifier\" because the comparator modifies the interpretation of the value significantly. If there is no comparator, then there is no modification of the value", "isSummary" : true, "binding" : { "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName", "valueString" : "QuantityComparator" }], "strength" : "required", "description" : "How the Quantity should be understood and represented.", "valueSet" : "http://hl7.org/fhir/ValueSet/quantity-comparator|4.0.1" }, "mapping" : [{ "identity" : "v2", "map" : "SN.1 / CQ.1" }, { "identity" : "rim", "map" : "IVL properties" }] }, { "id" : "Extension.extension:dap.value[x].unit", "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable", "valueBoolean" : true }], "path" : "Extension.extension.value[x].unit", "short" : "Unit representation", "definition" : "A human-readable form of the unit.", "requirements" : "There are many representations for units of measure and in many contexts, particular representations are fixed and required. I.e. mcg for micrograms.", "min" : 0, "max" : "1", "base" : { "path" : "Quantity.unit", "min" : 0, "max" : "1" }, "type" : [{ "code" : "string" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : true, "mapping" : [{ "identity" : "v2", "map" : "(see OBX.6 etc.) / CQ.2" }, { "identity" : "rim", "map" : "PQ.unit" }] }, { "id" : "Extension.extension:dap.value[x].system", "path" : "Extension.extension.value[x].system", "short" : "System that defines coded unit form", "definition" : "The identification of the system that provides the coded form of the unit.", "requirements" : "Need to know the system that defines the coded form of the unit.", "min" : 0, "max" : "1", "base" : { "path" : "Quantity.system", "min" : 0, "max" : "1" }, "type" : [{ "code" : "uri" }], "patternUri" : "http://unitsofmeasure.org", "condition" : ["qty-3"], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : true, "mapping" : [{ "identity" : "v2", "map" : "(see OBX.6 etc.) / CQ.2" }, { "identity" : "rim", "map" : "CO.codeSystem, PQ.translation.codeSystem" }] }, { "id" : "Extension.extension:dap.value[x].code", "path" : "Extension.extension.value[x].code", "short" : "Coded form of the unit", "definition" : "A computer processable form of the unit in some unit representation system.", "comment" : "The preferred system is UCUM, but SNOMED CT can also be used (for customary units) or ISO 4217 for currency. The context of use may additionally require a code from a particular system.", "requirements" : "Need a computable form of the unit that is fixed across all forms. UCUM provides this for quantities, but SNOMED CT provides many units of interest.", "min" : 0, "max" : "1", "base" : { "path" : "Quantity.code", "min" : 0, "max" : "1" }, "type" : [{ "code" : "code" }], "patternCode" : "uGy.m2", "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : true, "mapping" : [{ "identity" : "v2", "map" : "(see OBX.6 etc.) / CQ.2" }, { "identity" : "rim", "map" : "PQ.code, MO.currency, PQ.translation.code" }] }, { "id" : "Extension.extension:effectiveDose", "path" : "Extension.extension", "sliceName" : "effectiveDose", "short" : "Effektive Dosis in microSv", "definition" : "Effektive Dosis in Mikrosievert (microSv). Abgeleitete Groesse aus Dosislaengprodukt und Koerperstelle.", "min" : 0, "max" : "1", "base" : { "path" : "Element.extension", "min" : 0, "max" : "*" }, "type" : [{ "code" : "Extension" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }, { "key" : "ext-1", "severity" : "error", "human" : "Must have either extensions or value[x], not both", "expression" : "extension.exists() != value.exists()", "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])", "source" : "http://hl7.org/fhir/StructureDefinition/Extension" }], "mustSupport" : true, "isModifier" : false, "isSummary" : false }, { "id" : "Extension.extension:effectiveDose.id", "path" : "Extension.extension.id", "representation" : ["xmlAttr"], "short" : "Unique id for inter-element referencing", "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.", "min" : 0, "max" : "1", "base" : { "path" : "Element.id", "min" : 0, "max" : "1" }, "type" : [{ "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type", "valueUrl" : "string" }], "code" : "http://hl7.org/fhirpath/System.String" }], "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "n/a" }] }, { "id" : "Extension.extension:effectiveDose.extension", "path" : "Extension.extension.extension", "slicing" : { "discriminator" : [{ "type" : "value", "path" : "url" }], "description" : "Extensions are always sliced by (at least) url", "rules" : "open" }, "short" : "Extension", "definition" : "An Extension", "min" : 0, "max" : "0", "base" : { "path" : "Element.extension", "min" : 0, "max" : "*" }, "type" : [{ "code" : "Extension" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }, { "key" : "ext-1", "severity" : "error", "human" : "Must have either extensions or value[x], not both", "expression" : "extension.exists() != value.exists()", "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])", "source" : "http://hl7.org/fhir/StructureDefinition/Extension" }], "isModifier" : false, "isSummary" : false }, { "id" : "Extension.extension:effectiveDose.url", "path" : "Extension.extension.url", "representation" : ["xmlAttr"], "short" : "identifies the meaning of the extension", "definition" : "Source of the definition for the extension code - a logical name or a URL.", "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.", "min" : 1, "max" : "1", "base" : { "path" : "Extension.url", "min" : 1, "max" : "1" }, "type" : [{ "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type", "valueUrl" : "uri" }], "code" : "http://hl7.org/fhirpath/System.String" }], "fixedUri" : "effectiveDose", "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "N/A" }] }, { "id" : "Extension.extension:effectiveDose.value[x]", "path" : "Extension.extension.value[x]", "short" : "Value of extension", "definition" : "Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/R4/extensibility.html) for a list).", "min" : 0, "max" : "1", "base" : { "path" : "Extension.value[x]", "min" : 0, "max" : "1" }, "type" : [{ "code" : "Quantity" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "N/A" }] }, { "id" : "Extension.extension:effectiveDose.value[x].id", "path" : "Extension.extension.value[x].id", "representation" : ["xmlAttr"], "short" : "Unique id for inter-element referencing", "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.", "min" : 0, "max" : "1", "base" : { "path" : "Element.id", "min" : 0, "max" : "1" }, "type" : [{ "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type", "valueUrl" : "string" }], "code" : "http://hl7.org/fhirpath/System.String" }], "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "n/a" }] }, { "id" : "Extension.extension:effectiveDose.value[x].extension", "path" : "Extension.extension.value[x].extension", "slicing" : { "discriminator" : [{ "type" : "value", "path" : "url" }], "description" : "Extensions are always sliced by (at least) url", "rules" : "open" }, "short" : "Additional content defined by implementations", "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.", "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.", "alias" : ["extensions", "user content"], "min" : 0, "max" : "*", "base" : { "path" : "Element.extension", "min" : 0, "max" : "*" }, "type" : [{ "code" : "Extension" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }, { "key" : "ext-1", "severity" : "error", "human" : "Must have either extensions or value[x], not both", "expression" : "extension.exists() != value.exists()", "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])", "source" : "http://hl7.org/fhir/StructureDefinition/Extension" }], "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "n/a" }] }, { "id" : "Extension.extension:effectiveDose.value[x].value", "path" : "Extension.extension.value[x].value", "short" : "Numerical value (with implicit precision)", "definition" : "The value of the measured amount. The value includes an implicit precision in the presentation of the value.", "comment" : "The implicit precision in the value should always be honored. Monetary values have their own rules for handling precision (refer to standard accounting text books).", "requirements" : "Precision is handled implicitly in almost all cases of measurement.", "min" : 0, "max" : "1", "base" : { "path" : "Quantity.value", "min" : 0, "max" : "1" }, "type" : [{ "code" : "decimal" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : true, "mapping" : [{ "identity" : "v2", "map" : "SN.2 / CQ - N/A" }, { "identity" : "rim", "map" : "PQ.value, CO.value, MO.value, IVL.high or IVL.low depending on the value" }] }, { "id" : "Extension.extension:effectiveDose.value[x].comparator", "path" : "Extension.extension.value[x].comparator", "short" : "< | <= | >= | > - how to understand the value", "definition" : "How the value should be understood and represented - whether the actual value is greater or less than the stated value due to measurement issues; e.g. if the comparator is \"<\" , then the real value is < stated value.", "requirements" : "Need a framework for handling measures where the value is <5ug/L or >400mg/L due to the limitations of measuring methodology.", "min" : 0, "max" : "1", "base" : { "path" : "Quantity.comparator", "min" : 0, "max" : "1" }, "type" : [{ "code" : "code" }], "meaningWhenMissing" : "If there is no comparator, then there is no modification of the value", "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : true, "isModifierReason" : "This is labeled as \"Is Modifier\" because the comparator modifies the interpretation of the value significantly. If there is no comparator, then there is no modification of the value", "isSummary" : true, "binding" : { "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName", "valueString" : "QuantityComparator" }], "strength" : "required", "description" : "How the Quantity should be understood and represented.", "valueSet" : "http://hl7.org/fhir/ValueSet/quantity-comparator|4.0.1" }, "mapping" : [{ "identity" : "v2", "map" : "SN.1 / CQ.1" }, { "identity" : "rim", "map" : "IVL properties" }] }, { "id" : "Extension.extension:effectiveDose.value[x].unit", "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable", "valueBoolean" : true }], "path" : "Extension.extension.value[x].unit", "short" : "Unit representation", "definition" : "A human-readable form of the unit.", "requirements" : "There are many representations for units of measure and in many contexts, particular representations are fixed and required. I.e. mcg for micrograms.", "min" : 0, "max" : "1", "base" : { "path" : "Quantity.unit", "min" : 0, "max" : "1" }, "type" : [{ "code" : "string" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : true, "mapping" : [{ "identity" : "v2", "map" : "(see OBX.6 etc.) / CQ.2" }, { "identity" : "rim", "map" : "PQ.unit" }] }, { "id" : "Extension.extension:effectiveDose.value[x].system", "path" : "Extension.extension.value[x].system", "short" : "System that defines coded unit form", "definition" : "The identification of the system that provides the coded form of the unit.", "requirements" : "Need to know the system that defines the coded form of the unit.", "min" : 0, "max" : "1", "base" : { "path" : "Quantity.system", "min" : 0, "max" : "1" }, "type" : [{ "code" : "uri" }], "patternUri" : "http://unitsofmeasure.org", "condition" : ["qty-3"], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : true, "mapping" : [{ "identity" : "v2", "map" : "(see OBX.6 etc.) / CQ.2" }, { "identity" : "rim", "map" : "CO.codeSystem, PQ.translation.codeSystem" }] }, { "id" : "Extension.extension:effectiveDose.value[x].code", "path" : "Extension.extension.value[x].code", "short" : "Coded form of the unit", "definition" : "A computer processable form of the unit in some unit representation system.", "comment" : "The preferred system is UCUM, but SNOMED CT can also be used (for customary units) or ISO 4217 for currency. The context of use may additionally require a code from a particular system.", "requirements" : "Need a computable form of the unit that is fixed across all forms. UCUM provides this for quantities, but SNOMED CT provides many units of interest.", "min" : 0, "max" : "1", "base" : { "path" : "Quantity.code", "min" : 0, "max" : "1" }, "type" : [{ "code" : "code" }], "patternCode" : "uSv", "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : true, "mapping" : [{ "identity" : "v2", "map" : "(see OBX.6 etc.) / CQ.2" }, { "identity" : "rim", "map" : "PQ.code, MO.currency, PQ.translation.code" }] }, { "id" : "Extension.extension:kvp", "path" : "Extension.extension", "sliceName" : "kvp", "short" : "Roehrenspannung (kVp) in kV", "definition" : "Spitzenroehrenspannung (Peak kV) der Roentgenroehre in Kilovolt. DICOM Tag 0018,0060.", "min" : 0, "max" : "1", "base" : { "path" : "Element.extension", "min" : 0, "max" : "*" }, "type" : [{ "code" : "Extension" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }, { "key" : "ext-1", "severity" : "error", "human" : "Must have either extensions or value[x], not both", "expression" : "extension.exists() != value.exists()", "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])", "source" : "http://hl7.org/fhir/StructureDefinition/Extension" }], "mustSupport" : true, "isModifier" : false, "isSummary" : false }, { "id" : "Extension.extension:kvp.id", "path" : "Extension.extension.id", "representation" : ["xmlAttr"], "short" : "Unique id for inter-element referencing", "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.", "min" : 0, "max" : "1", "base" : { "path" : "Element.id", "min" : 0, "max" : "1" }, "type" : [{ "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type", "valueUrl" : "string" }], "code" : "http://hl7.org/fhirpath/System.String" }], "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "n/a" }] }, { "id" : "Extension.extension:kvp.extension", "path" : "Extension.extension.extension", "slicing" : { "discriminator" : [{ "type" : "value", "path" : "url" }], "description" : "Extensions are always sliced by (at least) url", "rules" : "open" }, "short" : "Extension", "definition" : "An Extension", "min" : 0, "max" : "0", "base" : { "path" : "Element.extension", "min" : 0, "max" : "*" }, "type" : [{ "code" : "Extension" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }, { "key" : "ext-1", "severity" : "error", "human" : "Must have either extensions or value[x], not both", "expression" : "extension.exists() != value.exists()", "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])", "source" : "http://hl7.org/fhir/StructureDefinition/Extension" }], "isModifier" : false, "isSummary" : false }, { "id" : "Extension.extension:kvp.url", "path" : "Extension.extension.url", "representation" : ["xmlAttr"], "short" : "identifies the meaning of the extension", "definition" : "Source of the definition for the extension code - a logical name or a URL.", "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.", "min" : 1, "max" : "1", "base" : { "path" : "Extension.url", "min" : 1, "max" : "1" }, "type" : [{ "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type", "valueUrl" : "uri" }], "code" : "http://hl7.org/fhirpath/System.String" }], "fixedUri" : "kvp", "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "N/A" }] }, { "id" : "Extension.extension:kvp.value[x]", "path" : "Extension.extension.value[x]", "short" : "Value of extension", "definition" : "Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/R4/extensibility.html) for a list).", "min" : 0, "max" : "1", "base" : { "path" : "Extension.value[x]", "min" : 0, "max" : "1" }, "type" : [{ "code" : "Quantity" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "N/A" }] }, { "id" : "Extension.extension:kvp.value[x].id", "path" : "Extension.extension.value[x].id", "representation" : ["xmlAttr"], "short" : "Unique id for inter-element referencing", "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.", "min" : 0, "max" : "1", "base" : { "path" : "Element.id", "min" : 0, "max" : "1" }, "type" : [{ "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type", "valueUrl" : "string" }], "code" : "http://hl7.org/fhirpath/System.String" }], "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "n/a" }] }, { "id" : "Extension.extension:kvp.value[x].extension", "path" : "Extension.extension.value[x].extension", "slicing" : { "discriminator" : [{ "type" : "value", "path" : "url" }], "description" : "Extensions are always sliced by (at least) url", "rules" : "open" }, "short" : "Additional content defined by implementations", "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.", "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.", "alias" : ["extensions", "user content"], "min" : 0, "max" : "*", "base" : { "path" : "Element.extension", "min" : 0, "max" : "*" }, "type" : [{ "code" : "Extension" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }, { "key" : "ext-1", "severity" : "error", "human" : "Must have either extensions or value[x], not both", "expression" : "extension.exists() != value.exists()", "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])", "source" : "http://hl7.org/fhir/StructureDefinition/Extension" }], "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "n/a" }] }, { "id" : "Extension.extension:kvp.value[x].value", "path" : "Extension.extension.value[x].value", "short" : "Numerical value (with implicit precision)", "definition" : "The value of the measured amount. The value includes an implicit precision in the presentation of the value.", "comment" : "The implicit precision in the value should always be honored. Monetary values have their own rules for handling precision (refer to standard accounting text books).", "requirements" : "Precision is handled implicitly in almost all cases of measurement.", "min" : 0, "max" : "1", "base" : { "path" : "Quantity.value", "min" : 0, "max" : "1" }, "type" : [{ "code" : "decimal" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : true, "mapping" : [{ "identity" : "v2", "map" : "SN.2 / CQ - N/A" }, { "identity" : "rim", "map" : "PQ.value, CO.value, MO.value, IVL.high or IVL.low depending on the value" }] }, { "id" : "Extension.extension:kvp.value[x].comparator", "path" : "Extension.extension.value[x].comparator", "short" : "< | <= | >= | > - how to understand the value", "definition" : "How the value should be understood and represented - whether the actual value is greater or less than the stated value due to measurement issues; e.g. if the comparator is \"<\" , then the real value is < stated value.", "requirements" : "Need a framework for handling measures where the value is <5ug/L or >400mg/L due to the limitations of measuring methodology.", "min" : 0, "max" : "1", "base" : { "path" : "Quantity.comparator", "min" : 0, "max" : "1" }, "type" : [{ "code" : "code" }], "meaningWhenMissing" : "If there is no comparator, then there is no modification of the value", "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : true, "isModifierReason" : "This is labeled as \"Is Modifier\" because the comparator modifies the interpretation of the value significantly. If there is no comparator, then there is no modification of the value", "isSummary" : true, "binding" : { "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName", "valueString" : "QuantityComparator" }], "strength" : "required", "description" : "How the Quantity should be understood and represented.", "valueSet" : "http://hl7.org/fhir/ValueSet/quantity-comparator|4.0.1" }, "mapping" : [{ "identity" : "v2", "map" : "SN.1 / CQ.1" }, { "identity" : "rim", "map" : "IVL properties" }] }, { "id" : "Extension.extension:kvp.value[x].unit", "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable", "valueBoolean" : true }], "path" : "Extension.extension.value[x].unit", "short" : "Unit representation", "definition" : "A human-readable form of the unit.", "requirements" : "There are many representations for units of measure and in many contexts, particular representations are fixed and required. I.e. mcg for micrograms.", "min" : 0, "max" : "1", "base" : { "path" : "Quantity.unit", "min" : 0, "max" : "1" }, "type" : [{ "code" : "string" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : true, "mapping" : [{ "identity" : "v2", "map" : "(see OBX.6 etc.) / CQ.2" }, { "identity" : "rim", "map" : "PQ.unit" }] }, { "id" : "Extension.extension:kvp.value[x].system", "path" : "Extension.extension.value[x].system", "short" : "System that defines coded unit form", "definition" : "The identification of the system that provides the coded form of the unit.", "requirements" : "Need to know the system that defines the coded form of the unit.", "min" : 0, "max" : "1", "base" : { "path" : "Quantity.system", "min" : 0, "max" : "1" }, "type" : [{ "code" : "uri" }], "patternUri" : "http://unitsofmeasure.org", "condition" : ["qty-3"], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : true, "mapping" : [{ "identity" : "v2", "map" : "(see OBX.6 etc.) / CQ.2" }, { "identity" : "rim", "map" : "CO.codeSystem, PQ.translation.codeSystem" }] }, { "id" : "Extension.extension:kvp.value[x].code", "path" : "Extension.extension.value[x].code", "short" : "Coded form of the unit", "definition" : "A computer processable form of the unit in some unit representation system.", "comment" : "The preferred system is UCUM, but SNOMED CT can also be used (for customary units) or ISO 4217 for currency. The context of use may additionally require a code from a particular system.", "requirements" : "Need a computable form of the unit that is fixed across all forms. UCUM provides this for quantities, but SNOMED CT provides many units of interest.", "min" : 0, "max" : "1", "base" : { "path" : "Quantity.code", "min" : 0, "max" : "1" }, "type" : [{ "code" : "code" }], "patternCode" : "kV", "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : true, "mapping" : [{ "identity" : "v2", "map" : "(see OBX.6 etc.) / CQ.2" }, { "identity" : "rim", "map" : "PQ.code, MO.currency, PQ.translation.code" }] }, { "id" : "Extension.extension:tubeCurrent", "path" : "Extension.extension", "sliceName" : "tubeCurrent", "short" : "Roehrenstrom in mA", "definition" : "Roehrenstrom der Roentgenroehre in Milliampere (mA). DICOM Tag 0018,1151.", "min" : 0, "max" : "1", "base" : { "path" : "Element.extension", "min" : 0, "max" : "*" }, "type" : [{ "code" : "Extension" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }, { "key" : "ext-1", "severity" : "error", "human" : "Must have either extensions or value[x], not both", "expression" : "extension.exists() != value.exists()", "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])", "source" : "http://hl7.org/fhir/StructureDefinition/Extension" }], "mustSupport" : true, "isModifier" : false, "isSummary" : false }, { "id" : "Extension.extension:tubeCurrent.id", "path" : "Extension.extension.id", "representation" : ["xmlAttr"], "short" : "Unique id for inter-element referencing", "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.", "min" : 0, "max" : "1", "base" : { "path" : "Element.id", "min" : 0, "max" : "1" }, "type" : [{ "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type", "valueUrl" : "string" }], "code" : "http://hl7.org/fhirpath/System.String" }], "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "n/a" }] }, { "id" : "Extension.extension:tubeCurrent.extension", "path" : "Extension.extension.extension", "slicing" : { "discriminator" : [{ "type" : "value", "path" : "url" }], "description" : "Extensions are always sliced by (at least) url", "rules" : "open" }, "short" : "Extension", "definition" : "An Extension", "min" : 0, "max" : "0", "base" : { "path" : "Element.extension", "min" : 0, "max" : "*" }, "type" : [{ "code" : "Extension" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }, { "key" : "ext-1", "severity" : "error", "human" : "Must have either extensions or value[x], not both", "expression" : "extension.exists() != value.exists()", "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])", "source" : "http://hl7.org/fhir/StructureDefinition/Extension" }], "isModifier" : false, "isSummary" : false }, { "id" : "Extension.extension:tubeCurrent.url", "path" : "Extension.extension.url", "representation" : ["xmlAttr"], "short" : "identifies the meaning of the extension", "definition" : "Source of the definition for the extension code - a logical name or a URL.", "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.", "min" : 1, "max" : "1", "base" : { "path" : "Extension.url", "min" : 1, "max" : "1" }, "type" : [{ "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type", "valueUrl" : "uri" }], "code" : "http://hl7.org/fhirpath/System.String" }], "fixedUri" : "tubeCurrent", "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "N/A" }] }, { "id" : "Extension.extension:tubeCurrent.value[x]", "path" : "Extension.extension.value[x]", "short" : "Value of extension", "definition" : "Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/R4/extensibility.html) for a list).", "min" : 0, "max" : "1", "base" : { "path" : "Extension.value[x]", "min" : 0, "max" : "1" }, "type" : [{ "code" : "Quantity" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "N/A" }] }, { "id" : "Extension.extension:tubeCurrent.value[x].id", "path" : "Extension.extension.value[x].id", "representation" : ["xmlAttr"], "short" : "Unique id for inter-element referencing", "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.", "min" : 0, "max" : "1", "base" : { "path" : "Element.id", "min" : 0, "max" : "1" }, "type" : [{ "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type", "valueUrl" : "string" }], "code" : "http://hl7.org/fhirpath/System.String" }], "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "n/a" }] }, { "id" : "Extension.extension:tubeCurrent.value[x].extension", "path" : "Extension.extension.value[x].extension", "slicing" : { "discriminator" : [{ "type" : "value", "path" : "url" }], "description" : "Extensions are always sliced by (at least) url", "rules" : "open" }, "short" : "Additional content defined by implementations", "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.", "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.", "alias" : ["extensions", "user content"], "min" : 0, "max" : "*", "base" : { "path" : "Element.extension", "min" : 0, "max" : "*" }, "type" : [{ "code" : "Extension" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }, { "key" : "ext-1", "severity" : "error", "human" : "Must have either extensions or value[x], not both", "expression" : "extension.exists() != value.exists()", "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])", "source" : "http://hl7.org/fhir/StructureDefinition/Extension" }], "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "n/a" }] }, { "id" : "Extension.extension:tubeCurrent.value[x].value", "path" : "Extension.extension.value[x].value", "short" : "Numerical value (with implicit precision)", "definition" : "The value of the measured amount. The value includes an implicit precision in the presentation of the value.", "comment" : "The implicit precision in the value should always be honored. Monetary values have their own rules for handling precision (refer to standard accounting text books).", "requirements" : "Precision is handled implicitly in almost all cases of measurement.", "min" : 0, "max" : "1", "base" : { "path" : "Quantity.value", "min" : 0, "max" : "1" }, "type" : [{ "code" : "decimal" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : true, "mapping" : [{ "identity" : "v2", "map" : "SN.2 / CQ - N/A" }, { "identity" : "rim", "map" : "PQ.value, CO.value, MO.value, IVL.high or IVL.low depending on the value" }] }, { "id" : "Extension.extension:tubeCurrent.value[x].comparator", "path" : "Extension.extension.value[x].comparator", "short" : "< | <= | >= | > - how to understand the value", "definition" : "How the value should be understood and represented - whether the actual value is greater or less than the stated value due to measurement issues; e.g. if the comparator is \"<\" , then the real value is < stated value.", "requirements" : "Need a framework for handling measures where the value is <5ug/L or >400mg/L due to the limitations of measuring methodology.", "min" : 0, "max" : "1", "base" : { "path" : "Quantity.comparator", "min" : 0, "max" : "1" }, "type" : [{ "code" : "code" }], "meaningWhenMissing" : "If there is no comparator, then there is no modification of the value", "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : true, "isModifierReason" : "This is labeled as \"Is Modifier\" because the comparator modifies the interpretation of the value significantly. If there is no comparator, then there is no modification of the value", "isSummary" : true, "binding" : { "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName", "valueString" : "QuantityComparator" }], "strength" : "required", "description" : "How the Quantity should be understood and represented.", "valueSet" : "http://hl7.org/fhir/ValueSet/quantity-comparator|4.0.1" }, "mapping" : [{ "identity" : "v2", "map" : "SN.1 / CQ.1" }, { "identity" : "rim", "map" : "IVL properties" }] }, { "id" : "Extension.extension:tubeCurrent.value[x].unit", "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable", "valueBoolean" : true }], "path" : "Extension.extension.value[x].unit", "short" : "Unit representation", "definition" : "A human-readable form of the unit.", "requirements" : "There are many representations for units of measure and in many contexts, particular representations are fixed and required. I.e. mcg for micrograms.", "min" : 0, "max" : "1", "base" : { "path" : "Quantity.unit", "min" : 0, "max" : "1" }, "type" : [{ "code" : "string" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : true, "mapping" : [{ "identity" : "v2", "map" : "(see OBX.6 etc.) / CQ.2" }, { "identity" : "rim", "map" : "PQ.unit" }] }, { "id" : "Extension.extension:tubeCurrent.value[x].system", "path" : "Extension.extension.value[x].system", "short" : "System that defines coded unit form", "definition" : "The identification of the system that provides the coded form of the unit.", "requirements" : "Need to know the system that defines the coded form of the unit.", "min" : 0, "max" : "1", "base" : { "path" : "Quantity.system", "min" : 0, "max" : "1" }, "type" : [{ "code" : "uri" }], "patternUri" : "http://unitsofmeasure.org", "condition" : ["qty-3"], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : true, "mapping" : [{ "identity" : "v2", "map" : "(see OBX.6 etc.) / CQ.2" }, { "identity" : "rim", "map" : "CO.codeSystem, PQ.translation.codeSystem" }] }, { "id" : "Extension.extension:tubeCurrent.value[x].code", "path" : "Extension.extension.value[x].code", "short" : "Coded form of the unit", "definition" : "A computer processable form of the unit in some unit representation system.", "comment" : "The preferred system is UCUM, but SNOMED CT can also be used (for customary units) or ISO 4217 for currency. The context of use may additionally require a code from a particular system.", "requirements" : "Need a computable form of the unit that is fixed across all forms. UCUM provides this for quantities, but SNOMED CT provides many units of interest.", "min" : 0, "max" : "1", "base" : { "path" : "Quantity.code", "min" : 0, "max" : "1" }, "type" : [{ "code" : "code" }], "patternCode" : "mA", "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : true, "mapping" : [{ "identity" : "v2", "map" : "(see OBX.6 etc.) / CQ.2" }, { "identity" : "rim", "map" : "PQ.code, MO.currency, PQ.translation.code" }] }, { "id" : "Extension.extension:exposureTime", "path" : "Extension.extension", "sliceName" : "exposureTime", "short" : "Belichtungszeit in Sekunden", "definition" : "Belichtungszeit der Roentgenaufnahme in Sekunden. DICOM Tag 0018,1150.", "min" : 0, "max" : "1", "base" : { "path" : "Element.extension", "min" : 0, "max" : "*" }, "type" : [{ "code" : "Extension" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }, { "key" : "ext-1", "severity" : "error", "human" : "Must have either extensions or value[x], not both", "expression" : "extension.exists() != value.exists()", "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])", "source" : "http://hl7.org/fhir/StructureDefinition/Extension" }], "mustSupport" : true, "isModifier" : false, "isSummary" : false }, { "id" : "Extension.extension:exposureTime.id", "path" : "Extension.extension.id", "representation" : ["xmlAttr"], "short" : "Unique id for inter-element referencing", "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.", "min" : 0, "max" : "1", "base" : { "path" : "Element.id", "min" : 0, "max" : "1" }, "type" : [{ "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type", "valueUrl" : "string" }], "code" : "http://hl7.org/fhirpath/System.String" }], "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "n/a" }] }, { "id" : "Extension.extension:exposureTime.extension", "path" : "Extension.extension.extension", "slicing" : { "discriminator" : [{ "type" : "value", "path" : "url" }], "description" : "Extensions are always sliced by (at least) url", "rules" : "open" }, "short" : "Extension", "definition" : "An Extension", "min" : 0, "max" : "0", "base" : { "path" : "Element.extension", "min" : 0, "max" : "*" }, "type" : [{ "code" : "Extension" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }, { "key" : "ext-1", "severity" : "error", "human" : "Must have either extensions or value[x], not both", "expression" : "extension.exists() != value.exists()", "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])", "source" : "http://hl7.org/fhir/StructureDefinition/Extension" }], "isModifier" : false, "isSummary" : false }, { "id" : "Extension.extension:exposureTime.url", "path" : "Extension.extension.url", "representation" : ["xmlAttr"], "short" : "identifies the meaning of the extension", "definition" : "Source of the definition for the extension code - a logical name or a URL.", "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.", "min" : 1, "max" : "1", "base" : { "path" : "Extension.url", "min" : 1, "max" : "1" }, "type" : [{ "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type", "valueUrl" : "uri" }], "code" : "http://hl7.org/fhirpath/System.String" }], "fixedUri" : "exposureTime", "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "N/A" }] }, { "id" : "Extension.extension:exposureTime.value[x]", "path" : "Extension.extension.value[x]", "short" : "Value of extension", "definition" : "Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/R4/extensibility.html) for a list).", "min" : 0, "max" : "1", "base" : { "path" : "Extension.value[x]", "min" : 0, "max" : "1" }, "type" : [{ "code" : "Quantity" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "N/A" }] }, { "id" : "Extension.extension:exposureTime.value[x].id", "path" : "Extension.extension.value[x].id", "representation" : ["xmlAttr"], "short" : "Unique id for inter-element referencing", "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.", "min" : 0, "max" : "1", "base" : { "path" : "Element.id", "min" : 0, "max" : "1" }, "type" : [{ "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type", "valueUrl" : "string" }], "code" : "http://hl7.org/fhirpath/System.String" }], "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "n/a" }] }, { "id" : "Extension.extension:exposureTime.value[x].extension", "path" : "Extension.extension.value[x].extension", "slicing" : { "discriminator" : [{ "type" : "value", "path" : "url" }], "description" : "Extensions are always sliced by (at least) url", "rules" : "open" }, "short" : "Additional content defined by implementations", "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.", "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.", "alias" : ["extensions", "user content"], "min" : 0, "max" : "*", "base" : { "path" : "Element.extension", "min" : 0, "max" : "*" }, "type" : [{ "code" : "Extension" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }, { "key" : "ext-1", "severity" : "error", "human" : "Must have either extensions or value[x], not both", "expression" : "extension.exists() != value.exists()", "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])", "source" : "http://hl7.org/fhir/StructureDefinition/Extension" }], "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "n/a" }] }, { "id" : "Extension.extension:exposureTime.value[x].value", "path" : "Extension.extension.value[x].value", "short" : "Numerical value (with implicit precision)", "definition" : "The value of the measured amount. The value includes an implicit precision in the presentation of the value.", "comment" : "The implicit precision in the value should always be honored. Monetary values have their own rules for handling precision (refer to standard accounting text books).", "requirements" : "Precision is handled implicitly in almost all cases of measurement.", "min" : 0, "max" : "1", "base" : { "path" : "Quantity.value", "min" : 0, "max" : "1" }, "type" : [{ "code" : "decimal" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : true, "mapping" : [{ "identity" : "v2", "map" : "SN.2 / CQ - N/A" }, { "identity" : "rim", "map" : "PQ.value, CO.value, MO.value, IVL.high or IVL.low depending on the value" }] }, { "id" : "Extension.extension:exposureTime.value[x].comparator", "path" : "Extension.extension.value[x].comparator", "short" : "< | <= | >= | > - how to understand the value", "definition" : "How the value should be understood and represented - whether the actual value is greater or less than the stated value due to measurement issues; e.g. if the comparator is \"<\" , then the real value is < stated value.", "requirements" : "Need a framework for handling measures where the value is <5ug/L or >400mg/L due to the limitations of measuring methodology.", "min" : 0, "max" : "1", "base" : { "path" : "Quantity.comparator", "min" : 0, "max" : "1" }, "type" : [{ "code" : "code" }], "meaningWhenMissing" : "If there is no comparator, then there is no modification of the value", "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : true, "isModifierReason" : "This is labeled as \"Is Modifier\" because the comparator modifies the interpretation of the value significantly. If there is no comparator, then there is no modification of the value", "isSummary" : true, "binding" : { "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName", "valueString" : "QuantityComparator" }], "strength" : "required", "description" : "How the Quantity should be understood and represented.", "valueSet" : "http://hl7.org/fhir/ValueSet/quantity-comparator|4.0.1" }, "mapping" : [{ "identity" : "v2", "map" : "SN.1 / CQ.1" }, { "identity" : "rim", "map" : "IVL properties" }] }, { "id" : "Extension.extension:exposureTime.value[x].unit", "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable", "valueBoolean" : true }], "path" : "Extension.extension.value[x].unit", "short" : "Unit representation", "definition" : "A human-readable form of the unit.", "requirements" : "There are many representations for units of measure and in many contexts, particular representations are fixed and required. I.e. mcg for micrograms.", "min" : 0, "max" : "1", "base" : { "path" : "Quantity.unit", "min" : 0, "max" : "1" }, "type" : [{ "code" : "string" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : true, "mapping" : [{ "identity" : "v2", "map" : "(see OBX.6 etc.) / CQ.2" }, { "identity" : "rim", "map" : "PQ.unit" }] }, { "id" : "Extension.extension:exposureTime.value[x].system", "path" : "Extension.extension.value[x].system", "short" : "System that defines coded unit form", "definition" : "The identification of the system that provides the coded form of the unit.", "requirements" : "Need to know the system that defines the coded form of the unit.", "min" : 0, "max" : "1", "base" : { "path" : "Quantity.system", "min" : 0, "max" : "1" }, "type" : [{ "code" : "uri" }], "patternUri" : "http://unitsofmeasure.org", "condition" : ["qty-3"], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : true, "mapping" : [{ "identity" : "v2", "map" : "(see OBX.6 etc.) / CQ.2" }, { "identity" : "rim", "map" : "CO.codeSystem, PQ.translation.codeSystem" }] }, { "id" : "Extension.extension:exposureTime.value[x].code", "path" : "Extension.extension.value[x].code", "short" : "Coded form of the unit", "definition" : "A computer processable form of the unit in some unit representation system.", "comment" : "The preferred system is UCUM, but SNOMED CT can also be used (for customary units) or ISO 4217 for currency. The context of use may additionally require a code from a particular system.", "requirements" : "Need a computable form of the unit that is fixed across all forms. UCUM provides this for quantities, but SNOMED CT provides many units of interest.", "min" : 0, "max" : "1", "base" : { "path" : "Quantity.code", "min" : 0, "max" : "1" }, "type" : [{ "code" : "code" }], "patternCode" : "s", "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : true, "mapping" : [{ "identity" : "v2", "map" : "(see OBX.6 etc.) / CQ.2" }, { "identity" : "rim", "map" : "PQ.code, MO.currency, PQ.translation.code" }] }, { "id" : "Extension.url", "path" : "Extension.url", "representation" : ["xmlAttr"], "short" : "identifies the meaning of the extension", "definition" : "Source of the definition for the extension code - a logical name or a URL.", "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.", "min" : 1, "max" : "1", "base" : { "path" : "Extension.url", "min" : 1, "max" : "1" }, "type" : [{ "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type", "valueUrl" : "uri" }], "code" : "http://hl7.org/fhirpath/System.String" }], "fixedUri" : "https://fhir.cognovis.de/praxis/StructureDefinition/radiation-dose", "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "N/A" }] }, { "id" : "Extension.value[x]", "path" : "Extension.value[x]", "short" : "Value of extension", "definition" : "Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/R4/extensibility.html) for a list).", "min" : 0, "max" : "0", "base" : { "path" : "Extension.value[x]", "min" : 0, "max" : "1" }, "type" : [{ "code" : "base64Binary" }, { "code" : "boolean" }, { "code" : "canonical" }, { "code" : "code" }, { "code" : "date" }, { "code" : "dateTime" }, { "code" : "decimal" }, { "code" : "id" }, { "code" : "instant" }, { "code" : "integer" }, { "code" : "markdown" }, { "code" : "oid" }, { "code" : "positiveInt" }, { "code" : "string" }, { "code" : "time" }, { "code" : "unsignedInt" }, { "code" : "uri" }, { "code" : "url" }, { "code" : "uuid" }, { "code" : "Address" }, { "code" : "Age" }, { "code" : "Annotation" }, { "code" : "Attachment" }, { "code" : "CodeableConcept" }, { "code" : "Coding" }, { "code" : "ContactPoint" }, { "code" : "Count" }, { "code" : "Distance" }, { "code" : "Duration" }, { "code" : "HumanName" }, { "code" : "Identifier" }, { "code" : "Money" }, { "code" : "Period" }, { "code" : "Quantity" }, { "code" : "Range" }, { "code" : "Ratio" }, { "code" : "Reference" }, { "code" : "SampledData" }, { "code" : "Signature" }, { "code" : "Timing" }, { "code" : "ContactDetail" }, { "code" : "Contributor" }, { "code" : "DataRequirement" }, { "code" : "Expression" }, { "code" : "ParameterDefinition" }, { "code" : "RelatedArtifact" }, { "code" : "TriggerDefinition" }, { "code" : "UsageContext" }, { "code" : "Dosage" }, { "code" : "Meta" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "xpath" : "@value|f:*|h:div", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "N/A" }] }] }, "differential" : { "element" : [{ "id" : "Extension", "path" : "Extension", "short" : "Radiation Dose", "definition" : "Radiation dose parameters for X-ray procedures. Captures Dose Area Product (DAP in microGy*m2), effective dose (microSv), tube voltage (kVp in kV), tube current (mA), and exposure time (s). Combined with the Procedure resource (patient, date, body region, examination type), satisfies the documentation requirements of §85 StrlSchG (examination recordkeeping duty) and §127 StrlSchV (record retention). DICOM DCM semantic alignment." }, { "id" : "Extension.extension:dap", "path" : "Extension.extension", "sliceName" : "dap", "short" : "Dosis-Flaechenprodukt (DAP) in microGy*m2", "definition" : "Dosis-Flaechenprodukt (Dose Area Product, DAP) in Mikrogray mal Quadratmeter (microGy*m2). DICOM Tag 0018,115E.", "min" : 0, "max" : "1", "mustSupport" : true }, { "id" : "Extension.extension:dap.extension", "path" : "Extension.extension.extension", "max" : "0" }, { "id" : "Extension.extension:dap.url", "path" : "Extension.extension.url", "fixedUri" : "dap" }, { "id" : "Extension.extension:dap.value[x]", "path" : "Extension.extension.value[x]", "type" : [{ "code" : "Quantity" }] }, { "id" : "Extension.extension:dap.value[x].system", "path" : "Extension.extension.value[x].system", "patternUri" : "http://unitsofmeasure.org" }, { "id" : "Extension.extension:dap.value[x].code", "path" : "Extension.extension.value[x].code", "patternCode" : "uGy.m2" }, { "id" : "Extension.extension:effectiveDose", "path" : "Extension.extension", "sliceName" : "effectiveDose", "short" : "Effektive Dosis in microSv", "definition" : "Effektive Dosis in Mikrosievert (microSv). Abgeleitete Groesse aus Dosislaengprodukt und Koerperstelle.", "min" : 0, "max" : "1", "mustSupport" : true }, { "id" : "Extension.extension:effectiveDose.extension", "path" : "Extension.extension.extension", "max" : "0" }, { "id" : "Extension.extension:effectiveDose.url", "path" : "Extension.extension.url", "fixedUri" : "effectiveDose" }, { "id" : "Extension.extension:effectiveDose.value[x]", "path" : "Extension.extension.value[x]", "type" : [{ "code" : "Quantity" }] }, { "id" : "Extension.extension:effectiveDose.value[x].system", "path" : "Extension.extension.value[x].system", "patternUri" : "http://unitsofmeasure.org" }, { "id" : "Extension.extension:effectiveDose.value[x].code", "path" : "Extension.extension.value[x].code", "patternCode" : "uSv" }, { "id" : "Extension.extension:kvp", "path" : "Extension.extension", "sliceName" : "kvp", "short" : "Roehrenspannung (kVp) in kV", "definition" : "Spitzenroehrenspannung (Peak kV) der Roentgenroehre in Kilovolt. DICOM Tag 0018,0060.", "min" : 0, "max" : "1", "mustSupport" : true }, { "id" : "Extension.extension:kvp.extension", "path" : "Extension.extension.extension", "max" : "0" }, { "id" : "Extension.extension:kvp.url", "path" : "Extension.extension.url", "fixedUri" : "kvp" }, { "id" : "Extension.extension:kvp.value[x]", "path" : "Extension.extension.value[x]", "type" : [{ "code" : "Quantity" }] }, { "id" : "Extension.extension:kvp.value[x].system", "path" : "Extension.extension.value[x].system", "patternUri" : "http://unitsofmeasure.org" }, { "id" : "Extension.extension:kvp.value[x].code", "path" : "Extension.extension.value[x].code", "patternCode" : "kV" }, { "id" : "Extension.extension:tubeCurrent", "path" : "Extension.extension", "sliceName" : "tubeCurrent", "short" : "Roehrenstrom in mA", "definition" : "Roehrenstrom der Roentgenroehre in Milliampere (mA). DICOM Tag 0018,1151.", "min" : 0, "max" : "1", "mustSupport" : true }, { "id" : "Extension.extension:tubeCurrent.extension", "path" : "Extension.extension.extension", "max" : "0" }, { "id" : "Extension.extension:tubeCurrent.url", "path" : "Extension.extension.url", "fixedUri" : "tubeCurrent" }, { "id" : "Extension.extension:tubeCurrent.value[x]", "path" : "Extension.extension.value[x]", "type" : [{ "code" : "Quantity" }] }, { "id" : "Extension.extension:tubeCurrent.value[x].system", "path" : "Extension.extension.value[x].system", "patternUri" : "http://unitsofmeasure.org" }, { "id" : "Extension.extension:tubeCurrent.value[x].code", "path" : "Extension.extension.value[x].code", "patternCode" : "mA" }, { "id" : "Extension.extension:exposureTime", "path" : "Extension.extension", "sliceName" : "exposureTime", "short" : "Belichtungszeit in Sekunden", "definition" : "Belichtungszeit der Roentgenaufnahme in Sekunden. DICOM Tag 0018,1150.", "min" : 0, "max" : "1", "mustSupport" : true }, { "id" : "Extension.extension:exposureTime.extension", "path" : "Extension.extension.extension", "max" : "0" }, { "id" : "Extension.extension:exposureTime.url", "path" : "Extension.extension.url", "fixedUri" : "exposureTime" }, { "id" : "Extension.extension:exposureTime.value[x]", "path" : "Extension.extension.value[x]", "type" : [{ "code" : "Quantity" }] }, { "id" : "Extension.extension:exposureTime.value[x].system", "path" : "Extension.extension.value[x].system", "patternUri" : "http://unitsofmeasure.org" }, { "id" : "Extension.extension:exposureTime.value[x].code", "path" : "Extension.extension.value[x].code", "patternCode" : "s" }, { "id" : "Extension.url", "path" : "Extension.url", "fixedUri" : "https://fhir.cognovis.de/praxis/StructureDefinition/radiation-dose" }, { "id" : "Extension.value[x]", "path" : "Extension.value[x]", "max" : "0" }] } }