{
  "resourceType": "Observation",
  "id": "example-genetics-1",
  "text": {
    "status": "generated",
    "div": "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p><b>Generated Narrative with Details</b></p><p><b>id</b>: example-genetics-1</p><p><b>status</b>: final</p><p><b>code</b>: Genetic analysis master panel <span>(Details : {LOINC code '55233-1' = 'Genetic analysis master panel - Blood or Tissue by Molecular genetics method', given as 'Genetic analysis master panel'})</span></p><p><b>subject</b>: <a>Molecular Lab Patient ID: HOSP-23456</a></p><p><b>issued</b>: Apr 3, 2013 3:30:10 PM</p><p><b>performer</b>: <a>Molecular Diagnostics Laboratory</a></p><p><b>value</b>: Positive <span>(Details : {SNOMED CT code '10828004' = 'Positive (qualifier value)', given as 'Positive'})</span></p><p><b>specimen</b>: <a>Molecular Specimen ID: MLD45-Z4-1234</a></p></div>"
  },
  "extension": [
    {
      "url": "http://hl7.org/fhir/StructureDefinition/observation-geneticsDNASequenceVariant",
      "valueString": "NG_007726.3:g.146252T>G"
    },
    {
      "url": "http://hl7.org/fhir/StructureDefinition/observation-geneticsGene",
      "valueCodeableConcept": {
        "coding": [
          {
            "system": "http://www.genenames.org",
            "code": "3236",
            "display": "EGFR"
          }
        ]
      }
    },
    {
      "url": "http://hl7.org/fhir/StructureDefinition/observation-geneticsDNARegionName",
      "valueString": "Exon 21"
    },
    {
      "url": "http://hl7.org/fhir/StructureDefinition/observation-geneticsGenomicSourceClass",
      "valueCodeableConcept": {
        "coding": [
          {
            "system": "http://hl7.org/fhir/LOINC-48002-0-answerlist",
            "code": "LA6684-0",
            "display": "somatic"
          }
        ]
      }
    }
  ],
  "status": "final",
  "code": {
    "coding": [
      {
        "system": "http://loinc.org",
        "code": "55233-1",
        "display": "Genetic analysis master panel"
      }
    ]
  },
  "subject": {
    "reference": "Patient/example",
    "display": "Molecular Lab Patient ID: HOSP-23456"
  },
  "issued": "2013-04-03T15:30:10+01:00",
  "performer": [
    {
      "reference": "Practitioner/example",
      "display": "Molecular Diagnostics Laboratory"
    }
  ],
  "valueCodeableConcept": {
    "coding": [
      {
        "system": "http://snomed.info/sct",
        "code": "10828004",
        "display": "Positive"
      }
    ]
  },
  "specimen": {
    "reference": "Specimen/genetics-example1-somatic",
    "display": "Molecular Specimen ID: MLD45-Z4-1234"
  }
}