<status value="draft" /> <date value="2026-05-22" /> <publisher value="Novari AS - DigiDOT" /> <description value="TEST comparison profile for postcoordinated SNOMED CT Coding. The differential follows the FHIR R4 Coding element order for validator compatibility." /> <fhirVersion value="4.0.1" /> <kind value="complex-type" /> <abstract value="false" /> <type value="Coding" /> <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Coding" /> <derivation value="constraint" /> <differential> <element id="Coding"> <path value="Coding" /> </element> <element id="Coding.system"> <path value="Coding.system" /> <min value="1" /> <fixedUri value="http://snomed.info/sct" /> </element> <element id="Coding.version"> <path value="Coding.version" /> <min value="1" /> <constraint> <key value="sct-post-version-xsct" /> <severity value="error" /> <human value="Version must be XSCT (http://snomed.info/xsct/<id>)." /> <expression value="matches('^http://snomed\\.info/xsct/.*$')" /> </constraint> </element> <element id="Coding.code"> <path value="Coding.code" /> <min value="1" /> <constraint> <key value="sct-post-expression" /> <severity value="error" /> <human value="Postcoordinated SNOMED CT expressions must contain :, = or expression braces." /> <expression value="matches('[:=]|[{}]')" /> </constraint> </element> </differential> </StructureDefinition>