{
  "resourceType": "Observation",
  "id": "glasgow",
  "status": "final",
  "code": {
    "coding": [
      {
        "system": "http://loinc.org",
        "code": "9269-2",
        "display": "Glasgow coma score total"
      }
    ],
    "text": "Glasgow Coma Scale , (GCS)"
  },
  "subject": {
    "reference": "Patient/example",
    "display": "Peter James Chalmers"
  },
  "effectiveDateTime": "2014-12-11T04:44:16Z",
  "valueQuantity": {
    "value": 13,
    "system": "http://unitsofmeasure.org",
    "code": "{score}"
  },
  "referenceRange": [
    {
      "high": {
        "value": 8,
        "system": "http://unitsofmeasure.org",
        "code": "{score}"
      },
      "type": {
        "text": "Severe TBI"
      }
    },
    {
      "low": {
        "value": 9,
        "system": "http://unitsofmeasure.org",
        "code": "{score}"
      },
      "high": {
        "value": 12,
        "system": "http://unitsofmeasure.org",
        "code": "{score}"
      },
      "type": {
        "text": "Moderate TBI"
      }
    },
    {
      "low": {
        "value": 13,
        "system": "http://unitsofmeasure.org",
        "code": "{score}"
      },
      "type": {
        "text": "Mild TBI"
      }
    }
  ],
  "component": [
    {
      "code": {
        "coding": [
          {
            "system": "http://loinc.org",
            "code": "9268-4",
            "display": "Glasgow coma score motor"
          }
        ],
        "text": "GCS Motor"
      },
      "valueCodeableConcept": {
        "coding": [
          {
            "system": "http://example.org/codes",
            "code": "5",
            "display": "Localizes painful stimuli"
          },
          {
            "extension": [
              {
                "url": "http://hl7.org/fhir/StructureDefinition/itemWeight",
                "valueDecimal": 5
              }
            ],
            "system": "http://loinc.org",
            "code": "LA6566-9",
            "display": "Localizing pain"
          }
        ],
        "text": "5 (Localizes painful stimuli)"
      }
    },
    {
      "code": {
        "coding": [
          {
            "system": "http://loinc.org",
            "code": "9270-0",
            "display": "Glasgow coma score verbal"
          }
        ],
        "text": "GSC Verbal"
      },
      "valueCodeableConcept": {
        "coding": [
          {
            "system": "http://example.org/codes",
            "code": "4",
            "display": "Confused, disoriented"
          },
          {
            "extension": [
              {
                "url": "http://hl7.org/fhir/StructureDefinition/itemWeight",
                "valueDecimal": 4
              }
            ],
            "system": "http://loinc.org",
            "code": "LA6560-2",
            "display": "Confused"
          }
        ],
        "text": "4 (Confused, disoriented)"
      }
    },
    {
      "code": {
        "coding": [
          {
            "system": "http://loinc.org",
            "code": "9267-6",
            "display": "Glasgow coma score eye opening"
          }
        ],
        "text": "Eyes"
      },
      "valueCodeableConcept": {
        "coding": [
          {
            "system": "http://example.org/codes",
            "code": "4",
            "display": "Opens eyes spontaneously"
          },
          {
            "extension": [
              {
                "url": "http://hl7.org/fhir/StructureDefinition/itemWeight",
                "valueDecimal": 4
              }
            ],
            "system": "http://loinc.org",
            "code": "LA6556-0",
            "display": "Eyes open spontaneously"
          }
        ],
        "text": "4 (Opens eyes spontaneously)"
      }
    }
  ],
  "meta": {
    "tag": [
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ActReason",
        "code": "HTEST",
        "display": "test health data"
      }
    ]
  }
}