<status value="draft" /> <date value="2017-12-01T15:18:08.46+01:00" /> <description value="StructureDefinition for an Enumeration Observation resource" /> <fhirVersion value="3.0.1" /> <kind value="resource" /> <abstract value="false" /> <type value="Observation" /> <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Observation" /> <derivation value="constraint" /> <differential> <element id="Observation"> <path value="Observation" /> <constraint> <key value="pocd-obs-3" /> <severity value="error" /> <human value="If there is no value a dataAbsentReason shall be present" /> <expression value="value.exists() or dataAbsentReason.exists()" /> </constraint> </element> <element id="Observation.extension"> <path value="Observation.extension" /> <slicing> <discriminator> <type value="value" /> <path value="url" /> </discriminator> <rules value="open" /> </slicing> </element> <element id="Observation.extension:measurementStatus"> <path value="Observation.extension" /> <sliceName value="measurementStatus" /> <short value="Measurement status" /> <definition value="The Measurement Status extension provides more detailed status information about observed values. It gets a code from the Measurement Status value set." /> <type> <code value="Extension" /> <profile value="http://devices.fhir.org/StructureDefinition/observation-measurement-status" /> </type> </element> <element id="Observation.code"> <path value="Observation.code" /> <short value="Enumeration type" /> <definition value="Observation.code shall have a coding from the ISO/IEEE 11073 MDC metrics nomenclature. The Rosetta Terminology Mapping Management System (RTMMS) lists available codes. Observation.code.coding allows additional coding from other code systems." /> </element> <element id="Observation.code.coding"> <path value="Observation.code.coding" /> <slicing> <discriminator> <type value="value" /> <path value="system" /> </discriminator> <rules value="open" /> </slicing> <min value="1" /> </element> <element id="Observation.code.coding:11073MDC"> <path value="Observation.code.coding" /> <sliceName value="11073MDC" /> <short value="11073 MDC code" /> <definition value="Code defined by the ISO/IEEE 11073-10101 Nomenclature" /> <min value="1" /> <max value="1" /> </element> <element id="Observation.code.coding:11073MDC.system"> <path value="Observation.code.coding.system" /> <min value="1" /> <fixedUri value="urn:iso:std:iso:11073:10101" /> </element> <element id="Observation.code.coding:11073MDC.code"> <path value="Observation.code.coding.code" /> <min value="1" /> </element> <element id="Observation.subject"> <path value="Observation.subject" /> <definition value="Observation.subject shall be present and refer to a Patient resource or PoC Device resource." /> <min value="1" /> <type> <code value="Reference" /> <targetProfile value="http://hl7.org/fhir/StructureDefinition/Patient" /> </type> <type> <code value="Reference" /> <targetProfile value="http://devices.fhir.org/StructureDefinition/PoCDevice" /> </type> </element> <element id="Observation.value[x]"> <path value="Observation.value[x]" /> <definition value="Either Observation.valueCodeableConcept or Observation.valueString or, if there is no value, Observation.dataAbsentReason shall be present." /> <type> <code value="CodeableConcept" /> </type> <type> <code value="string" /> </type> <condition value="pocd-obs-3" /> </element> <element id="Observation.dataAbsentReason"> <path value="Observation.dataAbsentReason" /> <condition value="pocd-obs-3" /> </element> <element id="Observation.device"> <path value="Observation.device" /> <definition value="Observation.device shall be present and refer to the Enumeration DeviceMetric resource where this observation belongs to." /> <min value="1" /> <type> <code value="Reference" /> <targetProfile value="http://devices.fhir.org/StructureDefinition/EnumerationDeviceMetric" /> </type> </element> </differential> </StructureDefinition>