Blood Pressure Measurement with an absent Diastolic measurement

{
  "resourceType": "Observation",
  "id": "blood-pressure-dar",
  "meta": {
    "profile": [
      "http://hl7.org/fhir/StructureDefinition/vitalsigns"
    ]

  "resourceType" : "Observation",
  "id" : "blood-pressure-dar",
  "meta" : {
    "profile" : ["http://hl7.org/fhir/StructureDefinition/vitalsigns"]

  },
  "text": {
    "status": "generated",
    "div": "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p><b>Generated Narrative with Details</b></p><p><b>id</b>: blood-pressure-dar</p><p><b>meta</b>: </p><p><b>identifier</b>: urn:uuid:187e0c12-8dd2-67e2-99b2-bf273c878281</p><p><b>status</b>: final</p><p><b>category</b>: Vital Signs <span>(Details : {http://terminology.hl7.org/CodeSystem/observation-category code 'vital-signs' = 'Vital Signs', given as 'Vital Signs'})</span></p><p><b>code</b>: Blood pressure systolic &amp; diastolic <span>(Details : {LOINC code '85354-9' = 'Blood pressure panel with all children optional', given as 'Blood pressure panel with all children optional'})</span></p><p><b>subject</b>: <a>Patient/example</a></p><p><b>effective</b>: 17/09/2012</p><p><b>performer</b>: <a>Practitioner/example</a></p><p><b>interpretation</b>: Below low normal <span>(Details : {http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation code 'L' = 'Low', given as 'low'})</span></p><p><b>bodySite</b>: Right arm <span>(Details : {SNOMED CT code '368209003' = 'Right upper arm', given as 'Right arm'})</span></p><blockquote><p><b>component</b></p><p><b>code</b>: Systolic blood pressure <span>(Details : {LOINC code '8480-6' = 'Systolic blood pressure', given as 'Systolic blood pressure'}; {SNOMED CT code '271649006' = 'Systolic blood pressure', given as 'Systolic blood pressure'}; {http://acme.org/devices/clinical-codes code 'bp-s' = 'bp-s', given as 'Systolic Blood pressure'})</span></p><p><b>value</b>: 107 mmHg<span> (Details: UCUM code mm[Hg] = 'mmHg')</span></p></blockquote><blockquote><p><b>component</b></p><p><b>code</b>: Diastolic blood pressure <span>(Details : {LOINC code '8462-4' = 'Diastolic blood pressure', given as 'Diastolic blood pressure'})</span></p><p><b>dataAbsentReason</b>: Not Performed <span>(Details : {http://terminology.hl7.org/CodeSystem/data-absent-reason code 'not-performed' = 'Not Performed', given as 'Not Performed'})</span></p></blockquote></div>"

  "identifier" : [{
    "system" : "urn:ietf:rfc:3986",
    "value" : "urn:uuid:187e0c12-8dd2-67e2-99b2-bf273c878281"
  }],
  "status" : "final",
  "category" : [{
    "coding" : [{
      "system" : "http://terminology.hl7.org/CodeSystem/observation-category",
      "code" : "vital-signs",
      "display" : "Vital Signs"
    }]
  }],
  "code" : {
    "coding" : [{
      "system" : "http://loinc.org",
      "code" : "85354-9",
      "display" : "Blood pressure panel with all children optional"
    }],
    "text" : "Blood pressure systolic & diastolic"

  },
  "identifier": [
    {
      "system": "urn:ietf:rfc:3986",
      "value": "urn:uuid:187e0c12-8dd2-67e2-99b2-bf273c878281"
    }
  ],
  "status": "final",
  "category": [
    {
      "coding": [
        {
          "system": "http://terminology.hl7.org/CodeSystem/observation-category",
          "code": "vital-signs",
          "display": "Vital Signs"
        }
      ]
    }
  ],
  "code": {
    "coding": [
      {
        "system": "http://loinc.org",
        "code": "85354-9",
        "display": "Blood pressure panel with all children optional"
      }
    ],
    "text": "Blood pressure systolic & diastolic"

  "subject" : {
    "reference" : "Patient/example"

  },
  "subject": {
    "reference": "Patient/example"

  "effectiveDateTime" : "2012-09-17",
  "performer" : [{
    "reference" : "Practitioner/example"
  }],
  "interpretation" : [{
    "coding" : [{
      "system" : "http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation",
      "code" : "L",
      "display" : "low"
    }],
    "text" : "Below low normal"
  }],
  "bodySite" : {
    "coding" : [{
      "system" : "http://snomed.info/sct",
      "code" : "368209003",
      "display" : "Right arm"
    }]

  },
  "effectiveDateTime": "2012-09-17",
  "performer": [
    {
      "reference": "Practitioner/example"
    }
  ],
  "interpretation": [
    {
      "coding": [
        {
          "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation",
          "code": "L",
          "display": "low"
        }
      ],
      "text": "Below low normal"
    }
  ],
  "bodySite": {
    "coding": [

  "component" : [{
    "code" : {
      "coding" : [{
        "system" : "http://loinc.org",
        "code" : "8480-6",
        "display" : "Systolic blood pressure"
      },

      {
        "system": "http://snomed.info/sct",
        "code": "368209003",
        "display": "Right arm"
      }
    ]
  },
  "component": [
    {
      "code": {
        "coding": [
          {
            "system": "http://loinc.org",
            "code": "8480-6",
            "display": "Systolic blood pressure"
          },
          {
            "system": "http://snomed.info/sct",
            "code": "271649006",
            "display": "Systolic blood pressure"
          },
          {
            "system": "http://acme.org/devices/clinical-codes",
            "code": "bp-s",
            "display": "Systolic Blood pressure"
          }
        ]

        "system" : "http://snomed.info/sct",
        "code" : "271649006",
        "display" : "Systolic blood pressure"

      },
      "valueQuantity": {
        "value": 107,
        "unit": "mmHg",
        "system": "http://unitsofmeasure.org",
        "code": "mm[Hg]"
      }

      {
        "system" : "http://acme.org/devices/clinical-codes",
        "code" : "bp-s",
        "display" : "Systolic Blood pressure"
      }]

    },
    {
      "code": {
        "coding": [
          {
            "system": "http://loinc.org",
            "code": "8462-4",
            "display": "Diastolic blood pressure"
          }
        ]
      },
      "dataAbsentReason": {
        "coding": [
          {
            "system": "http://terminology.hl7.org/CodeSystem/data-absent-reason",
            "code": "not-performed",
            "display": "Not Performed"
          }
        ]
      }

    "valueQuantity" : {
      "value" : 107,
      "unit" : "mmHg",
      "system" : "http://unitsofmeasure.org",
      "code" : "mm[Hg]"

    }
  ]

  },
  {
    "code" : {
      "coding" : [{
        "system" : "http://loinc.org",
        "code" : "8462-4",
        "display" : "Diastolic blood pressure"
      }]
    },
    "dataAbsentReason" : {
      "coding" : [{
        "system" : "http://terminology.hl7.org/CodeSystem/data-absent-reason",
        "code" : "not-performed",
        "display" : "Not Performed"
      }]
    }
  }]

}