An example to demonstrate using the bodyPosition and delta extensions (id = "map-sitting")

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<Observation xmlns="http://hl7.org/fhir"><id value="map-sitting"/><!-- To be used only when the body position in not precoordinated in the observation
 code. --><text ><status value="extensions"/><div xmlns="http://www.w3.org/1999/xhtml"><p ><b >Generated Narrative: Observation</b><a name="map-sitting"></a></p><div style="display: inline-block; background-color: #d9e0e7; padding: 6px; margin: 4px; border:
 1px solid #8da1b4; border-radius: 5px; line-height: 60%"><p style="margin-bottom: 0px">Resource Observation &quot;map-sitting&quot; </p></div><p ><b >Observation Body Position</b>: Sitting position (finding) <span style="background: LightGoldenRodYellow; margin: 4px; border: 1px solid khaki"> (<a href="https://browser.ihtsdotools.org/">SNOMED CT</a>#33586001)</span></p><p ><b >Observation Delta</b>: Decreased (qualifier value) <span style="background: LightGoldenRodYellow; margin: 4px; border: 1px solid khaki"> (<a href="https://browser.ihtsdotools.org/">SNOMED CT</a>#1250004)</span></p><p ><b >status</b>: final</p><p ><b >category</b>: Laboratory <span style="background: LightGoldenRodYellow; margin: 4px; border: 1px solid khaki"> (<a href="http://terminology.hl7.org/5.1.0/CodeSystem-observation-category.html">Observation Category Codes</a>#laboratory)</span></p><p ><b >code</b>: Mean blood pressure <span style="background: LightGoldenRodYellow; margin: 4px; border: 1px solid khaki"> (<a href="https://loinc.org/">LOINC</a>#8478-0)</span></p><p ><b >subject</b>: <a href="patient-example.html">Patient/example</a> &quot;Peter CHALMERS&quot;</p><p ><b >encounter</b>: <a href="encounter-example.html">Encounter/example</a></p><p ><b >effective</b>: 2018年04月02日T10:30:10+01:00 --&gt; 2018年04月05日T10:30:10+01:00</p><p ><b >issued</b>: 4 Apr 2018, 12:30:10 am</p><p ><b >value</b>: 60 mm Hg<span style="background: LightGoldenRodYellow"> (Details: UCUM code mm[Hg] = 'mmHg')</span></p><p ><b >interpretation</b>: Below low normal <span style="background: LightGoldenRodYellow; margin: 4px; border: 1px solid khaki"> (v2-0078#L &quot;Low&quot;)</span></p></div></text><extension url="http://hl7.org/fhir/StructureDefinition/observation-bodyPosition"><valueCodeableConcept ><coding><systemvalue="http://snomed.info/sct"/><codevalue="33586001"/><displayvalue="Sitting position (finding)"/></coding></valueCodeableConcept></extension><!-- The qualitative change in the value relative to the previous measurement. Usually
 only recorded if the change is clinically significant. --><extension url="http://hl7.org/fhir/StructureDefinition/observation-delta"><valueCodeableConcept ><coding><systemvalue="http://snomed.info/sct"/><codevalue="1250004"/><displayvalue="Decreased (qualifier value)"/></coding></valueCodeableConcept></extension><status value="final"/><category ><coding ><system value="http://terminology.hl7.org/CodeSystem/observation-category"/><code value="laboratory"/><display value="Laboratory"/></coding></category><code ><coding ><system value="http://loinc.org"/><code value="8478-0"/><display value="Mean blood pressure"/></coding></code><subject ><reference value="Patient/example "/></subject><encounter ><reference value="Encounter/example "/></encounter><effectivePeriod ><startvalue="2018年04月02日T10:30:10+01:00"/><endvalue="2018年04月05日T10:30:10+01:00"/></effectivePeriod><issued value="2018年04月03日T15:30:10+01:00"/><valueQuantity ><valuevalue="60"/><unitvalue="mm Hg"/><systemvalue="http://unitsofmeasure.org"/><codevalue="mm[Hg]"/></valueQuantity><interpretation ><coding ><system value="http://terminology.hl7.org/CodeSystem/v2-0078"/><code value="L"/><display value="Low"/></coding><text value="Below low normal"/></interpretation></Observation>