Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Observation	C	0..*	DentalFinding	Measurements and simple assertions Constraints: obs-6, obs-7, dental-gingival-result-present, dental-gingival-method-result, dental-gingival-method-context
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
status	?!Σ	1..1	code	registered | preliminary | final | amended + Binding: ObservationStatus (required): Codes providing the status of an observation.
code	SΣ	1..1	CodeableConcept	Type of observation (code / type) Binding: Gingival Assessment Codes (required)
subject	SΣ	1..1	Reference(Patient)	Who and/or what the observation is about
effective[x]	SΣ	1..1		Clinically relevant time/time-period for observation
effectiveDateTime			dateTime
effectivePeriod			Period
effectiveTiming			Timing
effectiveInstant			instant
performer	SΣ	0..*	Reference(Practitioner | PractitionerRole | Organization | CareTeam | Patient | RelatedPerson)	Who is responsible for the observation
Slices for value[x]	SΣC	0..1		Actual result Slice: Unordered, Open by type:$this
valueQuantity			Quantity
valueCodeableConcept			CodeableConcept
valueBoolean			boolean
value[x]:valueCodeableConcept	SΣC	0..1	CodeableConcept	Actual result Binding: Fischer 2017 Gingival Phenotype Results (required)
value[x]:valueQuantity	SΣC	0..1	Quantity	Actual result
comparator	?!Σ	0..1	code	< | <= | >= | > - how to understand the value Binding: QuantityComparator (required): How the Quantity should be understood and represented.
system	ΣC	0..1	uri	System that defines coded unit form Required Pattern: http://unitsofmeasure.org
code	Σ	0..1	code	Coded form of the unit Required Pattern: mm
dataAbsentReason	SC	0..1	CodeableConcept	Why the result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
note	S	0..*	Annotation	Comments about the observation
bodySite	S	1..1	CodeableConcept	Observed body part Binding: FDI Tooth Positions (required)
Slices for extension				Content/Rules for all slices
extension:surface	S	0..1	Coding	Tooth Surface URL: https://fhir.cognovis.de/dental-core/StructureDefinition/tooth-surface Binding: FDI Tooth Surfaces (required)
extension:locationDetail	S	0..1	string	Measurement Location Detail URL: https://fhir.cognovis.de/dental-core/StructureDefinition/measurement-location-detail
method	S	1..1	CodeableConcept	How it was done Binding: Gingival Assessment Methods (required)
device	S	0..1	Reference(Device | DeviceMetric)	(Measurement) Device
derivedFrom	SΣ	0..*	Reference(DocumentReference | ImagingStudy | Media | QuestionnaireResponse | Observation | MolecularSequence)	Related measurements the observation is made from
Documentation for this format

Terminology Bindings

Path	Status	Usage	ValueSet	Version	Source
Observation.status	Base	required	ObservationStatus	📍4.0.1	FHIR Std.
Observation.code	Base	required	Gingival Assessment Codes	📦0.3.0	This IG
Observation.value[x]:valueCodeableConcept	Base	required	Fischer 2017 Gingival Phenotype Results	📦0.3.0	This IG
Observation.value[x]:valueQuantity.​comparator	Base	required	QuantityComparator	📍4.0.1	FHIR Std.
Observation.dataAbsentReason	Base	extensible	DataAbsentReason	📍4.0.1	FHIR Std.
Observation.bodySite	Base	required	FDI Tooth Positions	📦0.3.0	This IG
Observation.method	Base	required	Gingival Assessment Methods	📦0.3.0	This IG

Constraints

Id	Grade	Path(s)	Description	Expression
dental-gingival-method-context	error	Observation	Direct, ultrasonic, and probe-transparency assessments identify the device, one tooth surface, and the exact measurement location.	method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method' and code = 'fischer-2017-double-ended-probe').exists() or (device.exists() and bodySite.extension.where(url = 'https://fhir.cognovis.de/dental-core/StructureDefinition/tooth-surface').count() = 1 and bodySite.extension.where(url = 'https://fhir.cognovis.de/dental-core/StructureDefinition/measurement-location-detail').count() = 1)
dental-gingival-method-result	error	Observation	The selected gingival assessment method determines the permitted result type.	method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method').count() = 1 and code.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/dental-component' and (code = 'gingival-phenotype-category' or code = 'gingival-thickness' or code = 'periodontal-probe-transparency')).count() = 1 and ((method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method' and code = 'fischer-2017-double-ended-probe').exists() and code.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/dental-component' and code = 'gingival-phenotype-category').exists() and (dataAbsentReason.exists() or value.ofType(CodeableConcept).exists())) or (method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method' and (code = 'direct-transgingival' or code = 'ultrasonic')).exists() and code.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/dental-component' and code = 'gingival-thickness').exists() and (dataAbsentReason.exists() or value.ofType(Quantity).exists())) or (method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method' and code = 'periodontal-probe-transparency').exists() and code.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/dental-component' and code = 'periodontal-probe-transparency').exists() and (dataAbsentReason.exists() or value.ofType(boolean).exists())))
dental-gingival-result-present	error	Observation	A gingival assessment contains exactly one clinical result or a data-absent reason.	value.exists() xor dataAbsentReason.exists()
dom-2	error	Observation	If the resource is contained in another resource, it SHALL NOT contain nested Resources	contained.contained.empty()
dom-3	error	Observation	If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource	contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()
dom-4	error	Observation	If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated	contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()
dom-5	error	Observation	If a resource is contained in another resource, it SHALL NOT have a security label	contained.meta.security.empty()
dom-6	best practice	Observation	A resource should have narrative for robust management	text.`div`.exists()
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children	hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both	extension.exists() != value.exists()
obs-6	error	Observation	dataAbsentReason SHALL only be present if Observation.value[x] is not present	dataAbsentReason.empty() or value.empty()
obs-7	error	Observation	If Observation.code is the same as an Observation.component.code then the value element associated with the code SHALL NOT be present	value.empty() or component.code.where(coding.intersect(%resource.code.coding).exists()).empty()

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Observation	C	0..*	DentalFinding	Measurements and simple assertions Constraints: dental-gingival-result-present, dental-gingival-method-result, dental-gingival-method-context
code		1..1	CodeableConcept	Type of observation (code / type) Binding: Gingival Assessment Codes (required)
Slices for value[x]		0..1		Actual result Slice: Unordered, Open by type:$this
valueQuantity			Quantity
valueCodeableConcept			CodeableConcept
valueBoolean			boolean
value[x]:valueCodeableConcept		0..1	CodeableConcept	Actual result Binding: Fischer 2017 Gingival Phenotype Results (required)
value[x]:valueQuantity		0..1	Quantity	Actual result
system		0..1	uri	System that defines coded unit form Required Pattern: http://unitsofmeasure.org
code		0..1	code	Coded form of the unit Required Pattern: mm
bodySite		1..1	CodeableConcept	Observed body part Binding: FDI Tooth Positions (required)
Slices for extension				Content/Rules for all slices
extension:surface		0..1	ToothSurfaceExt	Tooth Surface
extension:locationDetail	S	0..1	string	Measurement Location Detail URL: https://fhir.cognovis.de/dental-core/StructureDefinition/measurement-location-detail
method	S	1..1	CodeableConcept	How it was done Binding: Gingival Assessment Methods (required)
device	S	0..1	Reference(Device | DeviceMetric)	(Measurement) Device
Documentation for this format

Terminology Bindings (Differential)

Path	Status	Usage	ValueSet	Version	Source
Observation.code	Base	required	Gingival Assessment Codes	📦0.3.0	This IG
Observation.value[x]:valueCodeableConcept	Base	required	Fischer 2017 Gingival Phenotype Results	📦0.3.0	This IG
Observation.bodySite	Base	required	FDI Tooth Positions	📦0.3.0	This IG
Observation.method	Base	required	Gingival Assessment Methods	📦0.3.0	This IG

Constraints

Id	Grade	Path(s)	Description	Expression
dental-gingival-method-context	error	Observation	Direct, ultrasonic, and probe-transparency assessments identify the device, one tooth surface, and the exact measurement location.	method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method' and code = 'fischer-2017-double-ended-probe').exists() or (device.exists() and bodySite.extension.where(url = 'https://fhir.cognovis.de/dental-core/StructureDefinition/tooth-surface').count() = 1 and bodySite.extension.where(url = 'https://fhir.cognovis.de/dental-core/StructureDefinition/measurement-location-detail').count() = 1)
dental-gingival-method-result	error	Observation	The selected gingival assessment method determines the permitted result type.	method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method').count() = 1 and code.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/dental-component' and (code = 'gingival-phenotype-category' or code = 'gingival-thickness' or code = 'periodontal-probe-transparency')).count() = 1 and ((method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method' and code = 'fischer-2017-double-ended-probe').exists() and code.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/dental-component' and code = 'gingival-phenotype-category').exists() and (dataAbsentReason.exists() or value.ofType(CodeableConcept).exists())) or (method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method' and (code = 'direct-transgingival' or code = 'ultrasonic')).exists() and code.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/dental-component' and code = 'gingival-thickness').exists() and (dataAbsentReason.exists() or value.ofType(Quantity).exists())) or (method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method' and code = 'periodontal-probe-transparency').exists() and code.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/dental-component' and code = 'periodontal-probe-transparency').exists() and (dataAbsentReason.exists() or value.ofType(boolean).exists())))
dental-gingival-result-present	error	Observation	A gingival assessment contains exactly one clinical result or a data-absent reason.	value.exists() xor dataAbsentReason.exists()

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Observation	C	0..*	DentalFinding	Measurements and simple assertions Constraints: obs-6, obs-7, dental-gingival-result-present, dental-gingival-method-result, dental-gingival-method-context
id	Σ	0..1	id	Logical id of this artifact
meta	Σ	0..1	Meta	Metadata about the resource
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
language		0..1	code	Language of the resource content Binding: CommonLanguages (preferred): A human language. Additional Bindings Purpose AllLanguages Max Binding
text		0..1	Narrative	Text summary of the resource, for human interpretation This profile does not constrain the narrative in regard to content, language, or traceability to data elements
contained		0..*	Resource	Contained, inline Resources
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
identifier	Σ	0..*	Identifier	Business Identifier for observation
basedOn	Σ	0..*	Reference(CarePlan | DeviceRequest | ImmunizationRecommendation | MedicationRequest | NutritionOrder | ServiceRequest)	Fulfills plan, proposal or order
partOf	Σ	0..*	Reference(MedicationAdministration | MedicationDispense | MedicationStatement | Procedure | Immunization | ImagingStudy)	Part of referenced event
status	?!Σ	1..1	code	registered | preliminary | final | amended + Binding: ObservationStatus (required): Codes providing the status of an observation.
category		0..*	CodeableConcept	Classification of type of observation Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
code	SΣ	1..1	CodeableConcept	Type of observation (code / type) Binding: Gingival Assessment Codes (required)
subject	SΣ	1..1	Reference(Patient)	Who and/or what the observation is about
focus	Σ	0..*	Reference(Resource)	What the observation is about, when it is not about the subject of record
encounter	Σ	0..1	Reference(Encounter)	Healthcare event during which this observation is made
effective[x]	SΣ	1..1		Clinically relevant time/time-period for observation
effectiveDateTime			dateTime
effectivePeriod			Period
effectiveTiming			Timing
effectiveInstant			instant
issued	Σ	0..1	instant	Date/Time this version was made available
performer	SΣ	0..*	Reference(Practitioner | PractitionerRole | Organization | CareTeam | Patient | RelatedPerson)	Who is responsible for the observation
Slices for value[x]	SΣC	0..1		Actual result Slice: Unordered, Open by type:$this
valueQuantity			Quantity
valueCodeableConcept			CodeableConcept
valueBoolean			boolean
value[x]:valueCodeableConcept	SΣC	0..1	CodeableConcept	Actual result Binding: Fischer 2017 Gingival Phenotype Results (required)
value[x]:valueQuantity	SΣC	0..1	Quantity	Actual result
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
value	Σ	0..1	decimal	Numerical value (with implicit precision)
comparator	?!Σ	0..1	code	< | <= | >= | > - how to understand the value Binding: QuantityComparator (required): How the Quantity should be understood and represented.
unit	Σ	0..1	string	Unit representation
system	ΣC	0..1	uri	System that defines coded unit form Required Pattern: http://unitsofmeasure.org
code	Σ	0..1	code	Coded form of the unit Required Pattern: mm
dataAbsentReason	SC	0..1	CodeableConcept	Why the result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
interpretation		0..*	CodeableConcept	High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
note	S	0..*	Annotation	Comments about the observation
bodySite	S	1..1	CodeableConcept	Observed body part Binding: FDI Tooth Positions (required)
id		0..1	string	Unique id for inter-element referencing
Slices for extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
extension:surface	S	0..1	Coding	Tooth Surface URL: https://fhir.cognovis.de/dental-core/StructureDefinition/tooth-surface Binding: FDI Tooth Surfaces (required)
extension:locationDetail	S	0..1	string	Measurement Location Detail URL: https://fhir.cognovis.de/dental-core/StructureDefinition/measurement-location-detail
coding	Σ	0..*	Coding	Code defined by a terminology system
text	Σ	0..1	string	Plain text representation of the concept
method	S	1..1	CodeableConcept	How it was done Binding: Gingival Assessment Methods (required)
specimen		0..1	Reference(Specimen)	Specimen used for this observation
device	S	0..1	Reference(Device | DeviceMetric)	(Measurement) Device
referenceRange	C	0..*	BackboneElement	Provides guide for interpretation Constraints: obs-3
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
low	C	0..1	SimpleQuantity(4.0.1)	Low Range, if relevant
high	C	0..1	SimpleQuantity(4.0.1)	High Range, if relevant
type		0..1	CodeableConcept	Reference range qualifier Binding: ObservationReferenceRangeMeaningCodes (preferred): Code for the meaning of a reference range.
appliesTo		0..*	CodeableConcept	Reference range population Binding: ObservationReferenceRangeAppliesToCodes (example): Codes identifying the population the reference range applies to.
age		0..1	Range	Applicable age range, if relevant
text		0..1	string	Text based reference range in an observation
hasMember	Σ	0..*	Reference(Observation | QuestionnaireResponse | MolecularSequence)	Related resource that belongs to the Observation group
derivedFrom	SΣ	0..*	Reference(DocumentReference | ImagingStudy | Media | QuestionnaireResponse | Observation | MolecularSequence)	Related measurements the observation is made from
component	Σ	0..*	BackboneElement	Component results
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	Σ	1..1	CodeableConcept	Type of component observation (code / type) Binding: LOINCCodes (example): Codes identifying names of simple observations.
value[x]	Σ	0..1		Actual component result
valueQuantity			Quantity
valueCodeableConcept			CodeableConcept
valueString			string
valueBoolean			boolean
valueInteger			integer
valueRange			Range
valueRatio			Ratio
valueSampledData			SampledData
valueTime			time
valueDateTime			dateTime
valuePeriod			Period
dataAbsentReason	C	0..1	CodeableConcept	Why the component result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
interpretation		0..*	CodeableConcept	High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
referenceRange		0..*	See referenceRange (Observation)	Provides guide for interpretation of component result
Documentation for this format

Terminology Bindings

Path	Status	Usage	ValueSet	Version	Source
Observation.language	Base	preferred	Common Languages	📍4.0.1	FHIR Std.
Observation.status	Base	required	ObservationStatus	📍4.0.1	FHIR Std.
Observation.category	Base	preferred	Observation Category Codes	📍4.0.1	FHIR Std.
Observation.code	Base	required	Gingival Assessment Codes	📦0.3.0	This IG
Observation.value[x]:valueCodeableConcept	Base	required	Fischer 2017 Gingival Phenotype Results	📦0.3.0	This IG
Observation.value[x]:valueQuantity.​comparator	Base	required	QuantityComparator	📍4.0.1	FHIR Std.
Observation.dataAbsentReason	Base	extensible	DataAbsentReason	📍4.0.1	FHIR Std.
Observation.interpretation	Base	extensible	Observation Interpretation Codes	📍4.0.1	FHIR Std.
Observation.bodySite	Base	required	FDI Tooth Positions	📦0.3.0	This IG
Observation.method	Base	required	Gingival Assessment Methods	📦0.3.0	This IG
Observation.referenceRange.​type	Base	preferred	Observation Reference Range Meaning Codes	📍4.0.1	FHIR Std.
Observation.referenceRange.​appliesTo	Base	example	Observation Reference Range Applies To Codes	📍4.0.1	FHIR Std.
Observation.component.​code	Base	example	LOINC Codes	📍4.0.1	FHIR Std.
Observation.component.​dataAbsentReason	Base	extensible	DataAbsentReason	📍4.0.1	FHIR Std.
Observation.component.​interpretation	Base	extensible	Observation Interpretation Codes	📍4.0.1	FHIR Std.

Constraints

Id	Grade	Path(s)	Description	Expression
dental-gingival-method-context	error	Observation	Direct, ultrasonic, and probe-transparency assessments identify the device, one tooth surface, and the exact measurement location.	method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method' and code = 'fischer-2017-double-ended-probe').exists() or (device.exists() and bodySite.extension.where(url = 'https://fhir.cognovis.de/dental-core/StructureDefinition/tooth-surface').count() = 1 and bodySite.extension.where(url = 'https://fhir.cognovis.de/dental-core/StructureDefinition/measurement-location-detail').count() = 1)
dental-gingival-method-result	error	Observation	The selected gingival assessment method determines the permitted result type.	method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method').count() = 1 and code.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/dental-component' and (code = 'gingival-phenotype-category' or code = 'gingival-thickness' or code = 'periodontal-probe-transparency')).count() = 1 and ((method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method' and code = 'fischer-2017-double-ended-probe').exists() and code.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/dental-component' and code = 'gingival-phenotype-category').exists() and (dataAbsentReason.exists() or value.ofType(CodeableConcept).exists())) or (method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method' and (code = 'direct-transgingival' or code = 'ultrasonic')).exists() and code.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/dental-component' and code = 'gingival-thickness').exists() and (dataAbsentReason.exists() or value.ofType(Quantity).exists())) or (method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method' and code = 'periodontal-probe-transparency').exists() and code.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/dental-component' and code = 'periodontal-probe-transparency').exists() and (dataAbsentReason.exists() or value.ofType(boolean).exists())))
dental-gingival-result-present	error	Observation	A gingival assessment contains exactly one clinical result or a data-absent reason.	value.exists() xor dataAbsentReason.exists()
dom-2	error	Observation	If the resource is contained in another resource, it SHALL NOT contain nested Resources	contained.contained.empty()
dom-3	error	Observation	If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource	contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()
dom-4	error	Observation	If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated	contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()
dom-5	error	Observation	If a resource is contained in another resource, it SHALL NOT have a security label	contained.meta.security.empty()
dom-6	best practice	Observation	A resource should have narrative for robust management	text.`div`.exists()
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children	hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both	extension.exists() != value.exists()
obs-3	error	Observation.referenceRange	Must have at least a low or a high or text	low.exists() or high.exists() or text.exists()
obs-6	error	Observation	dataAbsentReason SHALL only be present if Observation.value[x] is not present	dataAbsentReason.empty() or value.empty()
obs-7	error	Observation	If Observation.code is the same as an Observation.component.code then the value element associated with the code SHALL NOT be present	value.empty() or component.code.where(coding.intersect(%resource.code.coding).exists()).empty()

Summary

Mandatory: 2 elements
Must-Support: 3 elements

Extensions

This structure refers to these extensions:

• https://fhir.cognovis.de/dental-core/StructureDefinition/measurement-location-detail

Slices

This structure defines the following Slices:

• The element 1 is sliced based on the value of Observation.value[x]

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Observation	C	0..*	DentalFinding	Measurements and simple assertions Constraints: obs-6, obs-7, dental-gingival-result-present, dental-gingival-method-result, dental-gingival-method-context
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
status	?!Σ	1..1	code	registered | preliminary | final | amended + Binding: ObservationStatus (required): Codes providing the status of an observation.
code	SΣ	1..1	CodeableConcept	Type of observation (code / type) Binding: Gingival Assessment Codes (required)
subject	SΣ	1..1	Reference(Patient)	Who and/or what the observation is about
effective[x]	SΣ	1..1		Clinically relevant time/time-period for observation
effectiveDateTime			dateTime
effectivePeriod			Period
effectiveTiming			Timing
effectiveInstant			instant
performer	SΣ	0..*	Reference(Practitioner | PractitionerRole | Organization | CareTeam | Patient | RelatedPerson)	Who is responsible for the observation
Slices for value[x]	SΣC	0..1		Actual result Slice: Unordered, Open by type:$this
valueQuantity			Quantity
valueCodeableConcept			CodeableConcept
valueBoolean			boolean
value[x]:valueCodeableConcept	SΣC	0..1	CodeableConcept	Actual result Binding: Fischer 2017 Gingival Phenotype Results (required)
value[x]:valueQuantity	SΣC	0..1	Quantity	Actual result
comparator	?!Σ	0..1	code	< | <= | >= | > - how to understand the value Binding: QuantityComparator (required): How the Quantity should be understood and represented.
system	ΣC	0..1	uri	System that defines coded unit form Required Pattern: http://unitsofmeasure.org
code	Σ	0..1	code	Coded form of the unit Required Pattern: mm
dataAbsentReason	SC	0..1	CodeableConcept	Why the result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
note	S	0..*	Annotation	Comments about the observation
bodySite	S	1..1	CodeableConcept	Observed body part Binding: FDI Tooth Positions (required)
Slices for extension				Content/Rules for all slices
extension:surface	S	0..1	Coding	Tooth Surface URL: https://fhir.cognovis.de/dental-core/StructureDefinition/tooth-surface Binding: FDI Tooth Surfaces (required)
extension:locationDetail	S	0..1	string	Measurement Location Detail URL: https://fhir.cognovis.de/dental-core/StructureDefinition/measurement-location-detail
method	S	1..1	CodeableConcept	How it was done Binding: Gingival Assessment Methods (required)
device	S	0..1	Reference(Device | DeviceMetric)	(Measurement) Device
derivedFrom	SΣ	0..*	Reference(DocumentReference | ImagingStudy | Media | QuestionnaireResponse | Observation | MolecularSequence)	Related measurements the observation is made from
Documentation for this format

Terminology Bindings

Path	Status	Usage	ValueSet	Version	Source
Observation.status	Base	required	ObservationStatus	📍4.0.1	FHIR Std.
Observation.code	Base	required	Gingival Assessment Codes	📦0.3.0	This IG
Observation.value[x]:valueCodeableConcept	Base	required	Fischer 2017 Gingival Phenotype Results	📦0.3.0	This IG
Observation.value[x]:valueQuantity.​comparator	Base	required	QuantityComparator	📍4.0.1	FHIR Std.
Observation.dataAbsentReason	Base	extensible	DataAbsentReason	📍4.0.1	FHIR Std.
Observation.bodySite	Base	required	FDI Tooth Positions	📦0.3.0	This IG
Observation.method	Base	required	Gingival Assessment Methods	📦0.3.0	This IG

Constraints

Id	Grade	Path(s)	Description	Expression
dental-gingival-method-context	error	Observation	Direct, ultrasonic, and probe-transparency assessments identify the device, one tooth surface, and the exact measurement location.	method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method' and code = 'fischer-2017-double-ended-probe').exists() or (device.exists() and bodySite.extension.where(url = 'https://fhir.cognovis.de/dental-core/StructureDefinition/tooth-surface').count() = 1 and bodySite.extension.where(url = 'https://fhir.cognovis.de/dental-core/StructureDefinition/measurement-location-detail').count() = 1)
dental-gingival-method-result	error	Observation	The selected gingival assessment method determines the permitted result type.	method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method').count() = 1 and code.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/dental-component' and (code = 'gingival-phenotype-category' or code = 'gingival-thickness' or code = 'periodontal-probe-transparency')).count() = 1 and ((method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method' and code = 'fischer-2017-double-ended-probe').exists() and code.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/dental-component' and code = 'gingival-phenotype-category').exists() and (dataAbsentReason.exists() or value.ofType(CodeableConcept).exists())) or (method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method' and (code = 'direct-transgingival' or code = 'ultrasonic')).exists() and code.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/dental-component' and code = 'gingival-thickness').exists() and (dataAbsentReason.exists() or value.ofType(Quantity).exists())) or (method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method' and code = 'periodontal-probe-transparency').exists() and code.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/dental-component' and code = 'periodontal-probe-transparency').exists() and (dataAbsentReason.exists() or value.ofType(boolean).exists())))
dental-gingival-result-present	error	Observation	A gingival assessment contains exactly one clinical result or a data-absent reason.	value.exists() xor dataAbsentReason.exists()
dom-2	error	Observation	If the resource is contained in another resource, it SHALL NOT contain nested Resources	contained.contained.empty()
dom-3	error	Observation	If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource	contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()
dom-4	error	Observation	If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated	contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()
dom-5	error	Observation	If a resource is contained in another resource, it SHALL NOT have a security label	contained.meta.security.empty()
dom-6	best practice	Observation	A resource should have narrative for robust management	text.`div`.exists()
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children	hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both	extension.exists() != value.exists()
obs-6	error	Observation	dataAbsentReason SHALL only be present if Observation.value[x] is not present	dataAbsentReason.empty() or value.empty()
obs-7	error	Observation	If Observation.code is the same as an Observation.component.code then the value element associated with the code SHALL NOT be present	value.empty() or component.code.where(coding.intersect(%resource.code.coding).exists()).empty()

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Observation	C	0..*	DentalFinding	Measurements and simple assertions Constraints: dental-gingival-result-present, dental-gingival-method-result, dental-gingival-method-context
code		1..1	CodeableConcept	Type of observation (code / type) Binding: Gingival Assessment Codes (required)
Slices for value[x]		0..1		Actual result Slice: Unordered, Open by type:$this
valueQuantity			Quantity
valueCodeableConcept			CodeableConcept
valueBoolean			boolean
value[x]:valueCodeableConcept		0..1	CodeableConcept	Actual result Binding: Fischer 2017 Gingival Phenotype Results (required)
value[x]:valueQuantity		0..1	Quantity	Actual result
system		0..1	uri	System that defines coded unit form Required Pattern: http://unitsofmeasure.org
code		0..1	code	Coded form of the unit Required Pattern: mm
bodySite		1..1	CodeableConcept	Observed body part Binding: FDI Tooth Positions (required)
Slices for extension				Content/Rules for all slices
extension:surface		0..1	ToothSurfaceExt	Tooth Surface
extension:locationDetail	S	0..1	string	Measurement Location Detail URL: https://fhir.cognovis.de/dental-core/StructureDefinition/measurement-location-detail
method	S	1..1	CodeableConcept	How it was done Binding: Gingival Assessment Methods (required)
device	S	0..1	Reference(Device | DeviceMetric)	(Measurement) Device
Documentation for this format

Terminology Bindings (Differential)

Path	Status	Usage	ValueSet	Version	Source
Observation.code	Base	required	Gingival Assessment Codes	📦0.3.0	This IG
Observation.value[x]:valueCodeableConcept	Base	required	Fischer 2017 Gingival Phenotype Results	📦0.3.0	This IG
Observation.bodySite	Base	required	FDI Tooth Positions	📦0.3.0	This IG
Observation.method	Base	required	Gingival Assessment Methods	📦0.3.0	This IG

Constraints

Id	Grade	Path(s)	Description	Expression
dental-gingival-method-context	error	Observation	Direct, ultrasonic, and probe-transparency assessments identify the device, one tooth surface, and the exact measurement location.	method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method' and code = 'fischer-2017-double-ended-probe').exists() or (device.exists() and bodySite.extension.where(url = 'https://fhir.cognovis.de/dental-core/StructureDefinition/tooth-surface').count() = 1 and bodySite.extension.where(url = 'https://fhir.cognovis.de/dental-core/StructureDefinition/measurement-location-detail').count() = 1)
dental-gingival-method-result	error	Observation	The selected gingival assessment method determines the permitted result type.	method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method').count() = 1 and code.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/dental-component' and (code = 'gingival-phenotype-category' or code = 'gingival-thickness' or code = 'periodontal-probe-transparency')).count() = 1 and ((method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method' and code = 'fischer-2017-double-ended-probe').exists() and code.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/dental-component' and code = 'gingival-phenotype-category').exists() and (dataAbsentReason.exists() or value.ofType(CodeableConcept).exists())) or (method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method' and (code = 'direct-transgingival' or code = 'ultrasonic')).exists() and code.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/dental-component' and code = 'gingival-thickness').exists() and (dataAbsentReason.exists() or value.ofType(Quantity).exists())) or (method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method' and code = 'periodontal-probe-transparency').exists() and code.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/dental-component' and code = 'periodontal-probe-transparency').exists() and (dataAbsentReason.exists() or value.ofType(boolean).exists())))
dental-gingival-result-present	error	Observation	A gingival assessment contains exactly one clinical result or a data-absent reason.	value.exists() xor dataAbsentReason.exists()

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Observation	C	0..*	DentalFinding	Measurements and simple assertions Constraints: obs-6, obs-7, dental-gingival-result-present, dental-gingival-method-result, dental-gingival-method-context
id	Σ	0..1	id	Logical id of this artifact
meta	Σ	0..1	Meta	Metadata about the resource
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
language		0..1	code	Language of the resource content Binding: CommonLanguages (preferred): A human language. Additional Bindings Purpose AllLanguages Max Binding
text		0..1	Narrative	Text summary of the resource, for human interpretation This profile does not constrain the narrative in regard to content, language, or traceability to data elements
contained		0..*	Resource	Contained, inline Resources
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
identifier	Σ	0..*	Identifier	Business Identifier for observation
basedOn	Σ	0..*	Reference(CarePlan | DeviceRequest | ImmunizationRecommendation | MedicationRequest | NutritionOrder | ServiceRequest)	Fulfills plan, proposal or order
partOf	Σ	0..*	Reference(MedicationAdministration | MedicationDispense | MedicationStatement | Procedure | Immunization | ImagingStudy)	Part of referenced event
status	?!Σ	1..1	code	registered | preliminary | final | amended + Binding: ObservationStatus (required): Codes providing the status of an observation.
category		0..*	CodeableConcept	Classification of type of observation Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
code	SΣ	1..1	CodeableConcept	Type of observation (code / type) Binding: Gingival Assessment Codes (required)
subject	SΣ	1..1	Reference(Patient)	Who and/or what the observation is about
focus	Σ	0..*	Reference(Resource)	What the observation is about, when it is not about the subject of record
encounter	Σ	0..1	Reference(Encounter)	Healthcare event during which this observation is made
effective[x]	SΣ	1..1		Clinically relevant time/time-period for observation
effectiveDateTime			dateTime
effectivePeriod			Period
effectiveTiming			Timing
effectiveInstant			instant
issued	Σ	0..1	instant	Date/Time this version was made available
performer	SΣ	0..*	Reference(Practitioner | PractitionerRole | Organization | CareTeam | Patient | RelatedPerson)	Who is responsible for the observation
Slices for value[x]	SΣC	0..1		Actual result Slice: Unordered, Open by type:$this
valueQuantity			Quantity
valueCodeableConcept			CodeableConcept
valueBoolean			boolean
value[x]:valueCodeableConcept	SΣC	0..1	CodeableConcept	Actual result Binding: Fischer 2017 Gingival Phenotype Results (required)
value[x]:valueQuantity	SΣC	0..1	Quantity	Actual result
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
value	Σ	0..1	decimal	Numerical value (with implicit precision)
comparator	?!Σ	0..1	code	< | <= | >= | > - how to understand the value Binding: QuantityComparator (required): How the Quantity should be understood and represented.
unit	Σ	0..1	string	Unit representation
system	ΣC	0..1	uri	System that defines coded unit form Required Pattern: http://unitsofmeasure.org
code	Σ	0..1	code	Coded form of the unit Required Pattern: mm
dataAbsentReason	SC	0..1	CodeableConcept	Why the result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
interpretation		0..*	CodeableConcept	High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
note	S	0..*	Annotation	Comments about the observation
bodySite	S	1..1	CodeableConcept	Observed body part Binding: FDI Tooth Positions (required)
id		0..1	string	Unique id for inter-element referencing
Slices for extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
extension:surface	S	0..1	Coding	Tooth Surface URL: https://fhir.cognovis.de/dental-core/StructureDefinition/tooth-surface Binding: FDI Tooth Surfaces (required)
extension:locationDetail	S	0..1	string	Measurement Location Detail URL: https://fhir.cognovis.de/dental-core/StructureDefinition/measurement-location-detail
coding	Σ	0..*	Coding	Code defined by a terminology system
text	Σ	0..1	string	Plain text representation of the concept
method	S	1..1	CodeableConcept	How it was done Binding: Gingival Assessment Methods (required)
specimen		0..1	Reference(Specimen)	Specimen used for this observation
device	S	0..1	Reference(Device | DeviceMetric)	(Measurement) Device
referenceRange	C	0..*	BackboneElement	Provides guide for interpretation Constraints: obs-3
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
low	C	0..1	SimpleQuantity(4.0.1)	Low Range, if relevant
high	C	0..1	SimpleQuantity(4.0.1)	High Range, if relevant
type		0..1	CodeableConcept	Reference range qualifier Binding: ObservationReferenceRangeMeaningCodes (preferred): Code for the meaning of a reference range.
appliesTo		0..*	CodeableConcept	Reference range population Binding: ObservationReferenceRangeAppliesToCodes (example): Codes identifying the population the reference range applies to.
age		0..1	Range	Applicable age range, if relevant
text		0..1	string	Text based reference range in an observation
hasMember	Σ	0..*	Reference(Observation | QuestionnaireResponse | MolecularSequence)	Related resource that belongs to the Observation group
derivedFrom	SΣ	0..*	Reference(DocumentReference | ImagingStudy | Media | QuestionnaireResponse | Observation | MolecularSequence)	Related measurements the observation is made from
component	Σ	0..*	BackboneElement	Component results
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	Σ	1..1	CodeableConcept	Type of component observation (code / type) Binding: LOINCCodes (example): Codes identifying names of simple observations.
value[x]	Σ	0..1		Actual component result
valueQuantity			Quantity
valueCodeableConcept			CodeableConcept
valueString			string
valueBoolean			boolean
valueInteger			integer
valueRange			Range
valueRatio			Ratio
valueSampledData			SampledData
valueTime			time
valueDateTime			dateTime
valuePeriod			Period
dataAbsentReason	C	0..1	CodeableConcept	Why the component result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
interpretation		0..*	CodeableConcept	High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
referenceRange		0..*	See referenceRange (Observation)	Provides guide for interpretation of component result
Documentation for this format

Terminology Bindings

Path	Status	Usage	ValueSet	Version	Source
Observation.language	Base	preferred	Common Languages	📍4.0.1	FHIR Std.
Observation.status	Base	required	ObservationStatus	📍4.0.1	FHIR Std.
Observation.category	Base	preferred	Observation Category Codes	📍4.0.1	FHIR Std.
Observation.code	Base	required	Gingival Assessment Codes	📦0.3.0	This IG
Observation.value[x]:valueCodeableConcept	Base	required	Fischer 2017 Gingival Phenotype Results	📦0.3.0	This IG
Observation.value[x]:valueQuantity.​comparator	Base	required	QuantityComparator	📍4.0.1	FHIR Std.
Observation.dataAbsentReason	Base	extensible	DataAbsentReason	📍4.0.1	FHIR Std.
Observation.interpretation	Base	extensible	Observation Interpretation Codes	📍4.0.1	FHIR Std.
Observation.bodySite	Base	required	FDI Tooth Positions	📦0.3.0	This IG
Observation.method	Base	required	Gingival Assessment Methods	📦0.3.0	This IG
Observation.referenceRange.​type	Base	preferred	Observation Reference Range Meaning Codes	📍4.0.1	FHIR Std.
Observation.referenceRange.​appliesTo	Base	example	Observation Reference Range Applies To Codes	📍4.0.1	FHIR Std.
Observation.component.​code	Base	example	LOINC Codes	📍4.0.1	FHIR Std.
Observation.component.​dataAbsentReason	Base	extensible	DataAbsentReason	📍4.0.1	FHIR Std.
Observation.component.​interpretation	Base	extensible	Observation Interpretation Codes	📍4.0.1	FHIR Std.

Constraints

Id	Grade	Path(s)	Description	Expression
dental-gingival-method-context	error	Observation	Direct, ultrasonic, and probe-transparency assessments identify the device, one tooth surface, and the exact measurement location.	method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method' and code = 'fischer-2017-double-ended-probe').exists() or (device.exists() and bodySite.extension.where(url = 'https://fhir.cognovis.de/dental-core/StructureDefinition/tooth-surface').count() = 1 and bodySite.extension.where(url = 'https://fhir.cognovis.de/dental-core/StructureDefinition/measurement-location-detail').count() = 1)
dental-gingival-method-result	error	Observation	The selected gingival assessment method determines the permitted result type.	method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method').count() = 1 and code.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/dental-component' and (code = 'gingival-phenotype-category' or code = 'gingival-thickness' or code = 'periodontal-probe-transparency')).count() = 1 and ((method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method' and code = 'fischer-2017-double-ended-probe').exists() and code.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/dental-component' and code = 'gingival-phenotype-category').exists() and (dataAbsentReason.exists() or value.ofType(CodeableConcept).exists())) or (method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method' and (code = 'direct-transgingival' or code = 'ultrasonic')).exists() and code.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/dental-component' and code = 'gingival-thickness').exists() and (dataAbsentReason.exists() or value.ofType(Quantity).exists())) or (method.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/gingival-assessment-method' and code = 'periodontal-probe-transparency').exists() and code.coding.where(system = 'https://fhir.cognovis.de/dental-core/CodeSystem/dental-component' and code = 'periodontal-probe-transparency').exists() and (dataAbsentReason.exists() or value.ofType(boolean).exists())))
dental-gingival-result-present	error	Observation	A gingival assessment contains exactly one clinical result or a data-absent reason.	value.exists() xor dataAbsentReason.exists()
dom-2	error	Observation	If the resource is contained in another resource, it SHALL NOT contain nested Resources	contained.contained.empty()
dom-3	error	Observation	If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource	contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()
dom-4	error	Observation	If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated	contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()
dom-5	error	Observation	If a resource is contained in another resource, it SHALL NOT have a security label	contained.meta.security.empty()
dom-6	best practice	Observation	A resource should have narrative for robust management	text.`div`.exists()
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children	hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both	extension.exists() != value.exists()
obs-3	error	Observation.referenceRange	Must have at least a low or a high or text	low.exists() or high.exists() or text.exists()
obs-6	error	Observation	dataAbsentReason SHALL only be present if Observation.value[x] is not present	dataAbsentReason.empty() or value.empty()
obs-7	error	Observation	If Observation.code is the same as an Observation.component.code then the value element associated with the code SHALL NOT be present	value.empty() or component.code.where(coding.intersect(%resource.code.coding).exists()).empty()

Summary

Mandatory: 2 elements
Must-Support: 3 elements

Extensions

This structure refers to these extensions:

• https://fhir.cognovis.de/dental-core/StructureDefinition/measurement-location-detail

Slices

This structure defines the following Slices:

• The element 1 is sliced based on the value of Observation.value[x]