<status value="draft" /> <experimental value="false" /> <date value="2026-02-26" /> <publisher value="NHS Wales" /> <copyright value="2026 NHS Wales." /> <fhirVersion value="4.0.1" /> <kind value="resource" /> <abstract value="false" /> <type value="DiagnosticReport" /> <baseDefinition value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-DiagnosticReport" /> <derivation value="constraint" /> <differential> <element id="DiagnosticReport.identifier"> <path value="DiagnosticReport.identifier" /> <mustSupport value="true" /> </element> <element id="DiagnosticReport.basedOn"> <path value="DiagnosticReport.basedOn" /> <type> <code value="Reference" /> <targetProfile value="http://hl7.org/fhir/StructureDefinition/CarePlan" /> <targetProfile value="http://hl7.org/fhir/StructureDefinition/NutritionOrder" /> <targetProfile value="https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-MedicationRequest" /> <targetProfile value="https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-ServiceRequest" /> <targetProfile value="https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-ImmunizationRecommendation" /> </type> </element> <element id="DiagnosticReport.category"> <path value="DiagnosticReport.category" /> <min value="1" /> </element> <element id="DiagnosticReport.category.coding:laboratory"> <path value="DiagnosticReport.category.coding" /> <sliceName value="laboratory" /> <min value="1" /> <max value="1" /> <fixedCoding> <system value="http://terminology.hl7.org/CodeSystem/v2-0074" /> <code value="LAB" /> <display value="Laboratory" /> </fixedCoding> <mustSupport value="true" /> </element> <element id="DiagnosticReport.subject"> <path value="DiagnosticReport.subject" /> <short value="The subject of the report - which is always a patient for Laboratory Reports" /> <definition value="The subject of the report - which is always a patient for Laboratory Reports." /> <min value="1" /> <type> <code value="Reference" /> <targetProfile value="https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Patient" /> </type> </element> <element id="DiagnosticReport.encounter"> <path value="DiagnosticReport.encounter" /> <type> <code value="Reference" /> <targetProfile value="https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Encounter" /> </type> </element> <element id="DiagnosticReport.effective[x]"> <path value="DiagnosticReport.effective[x]" /> <mustSupport value="true" /> </element> <element id="DiagnosticReport.performer"> <path value="DiagnosticReport.performer" /> <type> <code value="Reference" /> <targetProfile value="http://hl7.org/fhir/StructureDefinition/CareTeam" /> <targetProfile value="https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Practitioner" /> <targetProfile value="https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-PractitionerRole" /> <targetProfile value="https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Organization" /> </type> <mustSupport value="true" /> </element> <element id="DiagnosticReport.resultsInterpreter"> <path value="DiagnosticReport.resultsInterpreter" /> <type> <code value="Reference" /> <targetProfile value="http://hl7.org/fhir/StructureDefinition/CareTeam" /> <targetProfile value="https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Practitioner" /> <targetProfile value="https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-PractitionerRole" /> <targetProfile value="https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Organization" /> </type> </element> <element id="DiagnosticReport.specimen"> <path value="DiagnosticReport.specimen" /> <type> <code value="Reference" /> <targetProfile value="https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Specimen" /> </type> </element> <element id="DiagnosticReport.result"> <path value="DiagnosticReport.result" /> <type> <code value="Reference" /> <targetProfile value="https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Observation-Lab" /> <targetProfile value="https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Observation" /> </type> </element> <element id="DiagnosticReport.imagingStudy"> <path value="DiagnosticReport.imagingStudy" /> <type> <code value="Reference" /> <targetProfile value="https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-ImagingStudy" /> </type> </element> </differential> </StructureDefinition>