{
  "resourceType": "Observation",
  "id": "trilliumII-example-img-subobs-5-2",
  "text": {
    "status": "generated",
    "div": "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p><b>FINDING</b></p><p>\n\t\t\t\t Myocardial perfusion imaging:\n\t\t\t</p><p>\n Resting myocardial perfusion SPECT imaging was carried out with 10.9 mCi of Tc-99m Myoview. Dobutamine infusion myocardial perfusion imaging and gated scan were carried out with 29.2 mCi of Tc-99m Myoview. The lung heart ratio is 0.36. Myocardial perfusion images were normal both at rest and with stress. Gated myocardial scan revealed normal regional wall motion and ejection fraction of 67%.</p></div>"
  },
  "extension": [
    {
      "extension": [
        {
          "url": "reference",
          "valueReference": {
            "reference": "DocumentReference/1.2.276.0.7230010.3.1.3.1787205428.3112.1522315594.397907"
          }
        },
        {
          "url": "referenceType",
          "valueCodeableConcept": {
            "coding": [
              {
                "system": "http://dicom.nema.org/resources/ontology/DCM",
                "code": "121080",
                "display": "Best illustration of finding"
              }
            ]
          }
        }
      ],
      "url": "http://trilliumbridge.eu/fhir/StructureDefinition/derivedfrom-observation-uv-trillium2"
    }
  ],
  "status": "final",
  "category": [
    {
      "coding": [
        {
          "system": "http://hl7.org/fhir/observation-category",
          "code": "imaging"
        }
      ]
    }
  ],
  "code": {
    "coding": [
      {
        "system": "http://dicom.nema.org/resources/ontology/DCM",
        "code": "121071",
        "display": "Finding"
      }
    ]
  },
  "subject": {
    "reference": "Patient/GE0514"
  },
  "effectiveDateTime": "2012-12-12",
  "performer": [
    {
      "reference": "Practitioner/TII-Practitioner1"
    },
    {
      "reference": "Organization/TII-Organization1"
    }
  ],
  "valueString": "Myocardial perfusion imaging: Resting myocardial perfusion SPECT imaging was carried out with 10.9 mCi of Tc-99m Myoview. Dobutamine infusion myocardial perfusion imaging and gated scan were carried out with 29.2 mCi of Tc-99m Myoview. The lung heart ratio is 0.36. Myocardial perfusion images were normal both at rest and with stress. Gated myocardial scan revealed normal regional wall motion and ejection fraction of 67%.",
  "component": [
    {
      "code": {
        "coding": [
          {
            "system": "http://snomed.info/sct",
            "code": "70822001",
            "display": "Cardiac ejection fraction"
          }
        ]
      },
      "valueQuantity": {
        "value": 67,
        "unit": "Percent",
        "system": "http://unitsofmeasure.org",
        "code": "%"
      }
    }
  ]
}