FHIRsmith: Observation/Observation-example.json

FHIR IG analytics

Package	hl7.fhir.us.quality-core
Resource Type	Observation
Id	Observation-example.json
FHIR Version	R4

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Narrative

Note: links and images are rebased to the (stated) source

Generated Narrative: Observation example

Profile: US Quality Core Simple Observation

Observation Body Position: Sitting position (finding)

status: Final

category: Vital Signs

code: Hemoglobin [Mass/volume] in Venous blood

subject: Example Patient Male, DoB: 1974-12-25 ( Medical record number (use: usual, period: 2001-05-06 --> (ongoing)))

encounter: Encounter: identifier = http://hospital.example.org/encounter-ids#ENC-2026-987654 (use: official, ); status = finished; class = inpatient encounter (ActCode#IMP); type = Hospital admission; priority = urgent; period = 2026-08-01 10:30:00-0400 --> 2026-08-05 14:00:00-0400

effective: 2026-08-02 10:30:00-0400 --> 2026-08-02 10:45:00-0400

issued: 2026-08-02 11:00:00-0400

performer: Example Practitioner

value: 7.2 g/dl (Details: UCUM codeg/dL = 'g/dL')

interpretation: Below low normal

bodySite: Superficial forearm vein

method: Injection to forearm

derivedFrom: Observation Hemoglobin [Mass/volume] in Venous blood

component
code: Systolic blood pressure
value: 107 mmHg (Details: UCUM codemm[Hg] = 'mm[Hg]')
interpretation: Normal

component
code: Diastolic blood pressure
value: 60 mmHg (Details: UCUM codemm[Hg] = 'mm[Hg]')
interpretation: Below low normal

Source1

{
  "resourceType": "Observation",
  "id": "example",
  "meta": {
    "profile": [
      "http://hl7.org/fhir/us/quality-core/StructureDefinition/us-quality-core-simple-observation"
    ]
  },
  "text": {
    "status": "extensions",
    "div": "<!-- snip (see above) -->"
  },
  "extension": [
    {
      "url": "http://hl7.org/fhir/StructureDefinition/observation-bodyPosition",
      "valueCodeableConcept": {
        "coding": [
          {
            "system": "http://snomed.info/sct",
            "code": "33586001",
            "display": "Sitting position (finding)"
          }
        ]
      }
    }
  ],
  "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": "30350-3",
        "display": "Hemoglobin [Mass/volume] in Venous blood"
      }
    ]
  },
  "subject": {
    "reference": "Patient/example"
  },
  "encounter": {
    "reference": "Encounter/example"
  },
  "effectivePeriod": {
    "start": "2026-08-02T10:30:00-04:00",
    "end": "2026-08-02T10:45:00-04:00"
  },
  "issued": "2026-08-02T11:00:00-04:00",
  "performer": [
    {
      "reference": "Practitioner/example",
      "display": "Example Practitioner"
    }
  ],
  "valueQuantity": {
    "value": 7.2,
    "unit": "g/dl",
    "system": "http://unitsofmeasure.org",
    "code": "g/dL"
  },
  "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": "308046002",
        "display": "Superficial forearm vein"
      }
    ]
  },
  "method": {
    "coding": [
      {
        "system": "http://snomed.info/sct",
        "code": "120220003",
        "display": "Injection to forearm"
      }
    ]
  },
  "derivedFrom": [
    {
      "reference": "Observation/example"
    }
  ],
  "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"
          }
        ]
      },
      "valueQuantity": {
        "value": 107,
        "unit": "mmHg",
        "system": "http://unitsofmeasure.org",
        "code": "mm[Hg]"
      },
      "interpretation": [
        {
          "coding": [
            {
              "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation",
              "code": "N",
              "display": "Normal"
            }
          ],
          "text": "Normal"
        }
      ]
    },
    {
      "code": {
        "coding": [
          {
            "system": "http://loinc.org",
            "code": "8462-4",
            "display": "Diastolic blood pressure"
          }
        ]
      },
      "valueQuantity": {
        "value": 60,
        "unit": "mmHg",
        "system": "http://unitsofmeasure.org",
        "code": "mm[Hg]"
      },
      "interpretation": [
        {
          "coding": [
            {
              "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation",
              "code": "L",
              "display": "Low"
            }
          ],
          "text": "Below low normal"
        }
      ]
    }
  ]
}