<status value="active" /> <date value="2023-04-28" /> <publisher value="HL7 UK" /> <contact> <name value="HL7 UK" /> <telecom> <system value="email" /> <value value="ukcore@hl7.org.uk" /> <use value="work" /> <rank value="1" /> </telecom> </contact> <description value="Defines the constraints and extensions on the UK Core Profile ServiceRequest." /> <purpose value="To provide implementers additional support for requesting a procedure or diagnostic or other service to be planned, proposed, or performed, with regards to a laboratory observation or a laboratory diagnostic report." /> <fhirVersion value="4.0.1" /> <kind value="resource" /> <abstract value="false" /> <type value="ServiceRequest" /> <baseDefinition value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-ServiceRequest" /> <derivation value="constraint" /> <differential> <element id="ServiceRequest.code"> <path value="ServiceRequest.code" /> <definition value="A set of codes from the SNOMED Clinical Terminology UK coding system regrading laboratory medicine test requests and results." /> <binding> <strength value="preferred" /> <description value="A set of codes that define laboratory medicine test requests and results. Selected from the SNOMED CT UK coding system." /> <valueSet value="https://fhir.hl7.org.uk/ValueSet/UKCore-UnifiedTestList" /> </binding> </element> <element id="ServiceRequest.reasonReference"> <path value="ServiceRequest.reasonReference" /> <type> <code value="Reference" /> <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-Condition" /> <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-DiagnosticReport" /> <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-DocumentReference" /> <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-Observation" /> <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-DiagnosticReport-Lab" /> <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-Observation-Lab" /> <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-Observation-LabGroup" /> </type> </element> </differential> </StructureDefinition>