German Dental FHIR Profiles (R4)
0.41.6 - trial-use Germany

German Dental FHIR Profiles (R4) - Local Development build (v0.41.6) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions

CodeSystem: ICDAS Caries Score

Official URL: https://fhir.cognovis.de/dental/CodeSystem/icdas-caries-score Version: 0.41.6
Active as of 2026-07-29 Computable Name: ICDASCariesScoreCS

Copyright/Legal: Copyright 2026+ cognovis GmbH. Licensed under CC-BY-4.0.

ICDAS II coronal caries lesion scores from 0 through 6. Restoration and sealant status is outside this code system.

This Code system is referenced in the content logical definition of the following value sets:

This case-sensitive code system https://fhir.cognovis.de/dental/CodeSystem/icdas-caries-score defines the following codes:

CodeDisplayDefinition
0 Sound tooth surface No evidence of caries after air drying.
1 First visual change in enamel First visual change in enamel visible after prolonged air drying.
2 Distinct visual change in enamel Distinct visual change in enamel visible when wet.
3 Localized enamel breakdown Localized enamel breakdown without visible dentin.
4 Underlying dark shadow from dentin Underlying dark shadow from dentin, with or without localized enamel breakdown.
5 Distinct cavity with visible dentin Distinct cavity with visible dentin.
6 Extensive distinct cavity with visible dentin Extensive distinct cavity with visible dentin.