<status value="draft" /> <experimental value="true" /> <date value="2023-05-24" /> <publisher value="NHS Wales" /> <copyright value="2024 NHS Wales." /> <fhirVersion value="4.0.1" /> <kind value="resource" /> <abstract value="false" /> <type value="Observation" /> <baseDefinition value="https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Observation" /> <derivation value="constraint" /> <differential> <element id="Observation.category"> <path value="Observation.category" /> <slicing> <discriminator> <type value="pattern" /> <path value="$this" /> </discriminator> <rules value="open" /> </slicing> <min value="1" /> </element> <element id="Observation.category:LaboratorySlice"> <path value="Observation.category" /> <sliceName value="LaboratorySlice" /> <min value="1" /> <max value="1" /> <fixedCodeableConcept> <coding> <system value="http://hl7.org/fhir/ValueSet/observation-category" /> <version value="4.3.0" /> <code value="laboratory" /> <display value="Laboratory" /> </coding> </fixedCodeableConcept> </element> <element id="Observation.code"> <path value="Observation.code" /> <binding> <strength value="preferred" /> <valueSet value="https://fhir.hl7.org.uk/ValueSet/UKCore-PathologyAndLaboratoryMedicineObservables" /> </binding> </element> <element id="Observation.subject"> <path value="Observation.subject" /> <type> <code value="Reference" /> <targetProfile value="https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Patient" /> </type> </element> <element id="Observation.performer"> <path value="Observation.performer" /> <type> <code value="Reference" /> <targetProfile value="http://hl7.org/fhir/StructureDefinition/CareTeam" /> <targetProfile value="https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Organization" /> <targetProfile value="https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Patient" /> <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-RelatedPerson" /> </type> </element> <element id="Observation.note.author[x]"> <path value="Observation.note.author[x]" /> <type> <code value="Reference" /> <targetProfile value="https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Organization" /> <targetProfile value="https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Patient" /> <targetProfile value="https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Practitioner" /> <targetProfile value="https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-RelatedPerson" /> </type> <type> <code value="string" /> </type> </element> <element id="Observation.hasMember"> <path value="Observation.hasMember" /> <type> <code value="Reference" /> <targetProfile value="https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Observation" /> <targetProfile value="http://hl7.org/fhir/StructureDefinition/MolecularSequence" /> <targetProfile value="https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-QuestionnaireResponse" /> </type> </element> </differential> </StructureDefinition>