<Observation xmlns="http://hl7.org/fhir">
    <id value="IVSTd(M)" />
    <meta>
        <profile value="http://hl7.org/fhir/us/core/StructureDefinition/us-core-observation-imaging" />
    </meta>
    <identifier>
        <system value="http://mmwin.or.jp/fhir/identifier-0418010146" />
        <value value="4784228720210317.20210609091715.2c" />
    </identifier>
    <status value="final" />
    <category>
        <coding>
            <system value="http://hl7.org/fhir/us/core/CodeSystem/us-core-observation-category" />
            <code value="imaging" />
            <display value="imaging" />
        </coding>
        <text value="imaging" />
    </category>
    <code>
        <coding>
            <system value="http://loinc.org" />
            <code value="29431-4" />
            <display value="IVSTd(M)" />
        </coding>
        <text value="IVSTd(M)" />
    </code>
    <subject>
        <reference value="Patient/ucg-example" />
        <display value="ucg patient" />
    </subject>
    <encounter>
        <display value="ucg doctor" />
    </encounter>
    <effectiveDateTime value="2022-10-03" />
    <valueQuantity>
        <value value="11" />
        <unit value="mm" />
        <system value="http://unitsofmeasure.org" />
        <code value="mm" />
    </valueQuantity>
</Observation>