<?xml version="1.0" encoding="UTF-8"?>

<Observation xmlns="http://hl7.org/fhir">
  <id value="observation-pregnancy-status-anon"/>
  <meta>
    <profile value="http://hl7.org/fhir/us/ecr/StructureDefinition/us-ph-pregnancy-status-observation"/>
  </meta>
  <text>
    <extension url="http://hl7.org/fhir/StructureDefinition/data-absent-reason">
      <valueCode value="masked"/>
    </extension>
    <status value="empty"/><div xmlns="http://www.w3.org/1999/xhtml"><p>MASKED</p></div>
  </text>
  <extension url="http://hl7.org/fhir/us/ecr/StructureDefinition/us-ph-date-recorded-extension">
    <valueDateTime value="2017-10-01"/>
  </extension>
  <extension url="http://hl7.org/fhir/us/ecr/StructureDefinition/us-ph-date-determined-extension">
    <valueDateTime value="2017-10-01"/>
  </extension>
  <status value="final"/>
  <code>
    <coding>
      <system value="http://loinc.org"/>
      <code value="82810-3"/>
      <display value="Pregnancy status"/>
    </coding>
  </code>
  <subject>
    <reference value="Patient/patient-anon"/>
  </subject>
  <effectivePeriod>
    <start value="2017-08-26"/>
  </effectivePeriod>
  <valueCodeableConcept>
    <coding>
      <system value="http://snomed.info/sct"/>
      <code value="77386006"/>
      <display value="Pregnancy (finding)"/>
    </coding>
  </valueCodeableConcept>
  <method>
    <coding>
      <system value="http://snomed.info/sct"/>
      <code value="16310003"/>
      <display value="Ultrasonography (procedure)"/>
    </coding>
  </method>
  <component>
    <extension url="http://hl7.org/fhir/us/ecr/StructureDefinition/us-ph-date-determined-extension">
      <valueDateTime value="2017-10-01"/>
    </extension>
    <code>
      <coding>
        <system value="http://loinc.org"/>
        <code value="53691-2"/>
        <display value="Gestational age Estimated from patient reported estimated date of conception"/>
      </coding>
    </code>
    <valueQuantity>
      <value value="143"/>
      <unit value="d"/>
    </valueQuantity>
  </component>
  <component>
    <extension url="http://hl7.org/fhir/us/ecr/StructureDefinition/us-ph-date-determined-extension">
      <valueDateTime value="2017-10-01"/>
    </extension>
    <code>
      <coding>
        <system value="http://loinc.org"/>
        <code value="57064-8"/>
        <display value="Delivery date Estimated from date fundal height reaches umb"/>
      </coding>
    </code>
    <valueDateTime value="2018-05-01"/>
  </component>
</Observation>