US Core Implementation Guide
8.0.1 - STU 8 US

US Core Implementation Guide, published by HL7 International / Cross-Group Projects. This guide is not an authorized publication; it is the continuous build for version 8.0.1 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/US-Core/ and changes regularly. See the Directory of published versions

## : Leukocytes Example - JSON Representation

Page standards status: Informative

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    {
      "resourceType" : "Observation",
      "id" : "cbc-leukocytes",
      "meta" : {
        "lastUpdated" : "2005-07-05T15:29:58.597000+00:00",
        "profile" : [
          🔗 "http://hl7.org/fhir/us/core/StructureDefinition/us-core-observation-lab|8.0.1"
        ]
      },
      "text" : {
        "status" : "generated",
        "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: Observation cbc-leukocytes</b></p><a name=\"cbc-leukocytes\"> </a><a name=\"hccbc-leukocytes\"> </a><div style=\"display: inline-block; background-color: #d9e0e7; padding: 6px; margin: 4px; border: 1px solid #8da1b4; border-radius: 5px; line-height: 60%\"><p style=\"margin-bottom: 0px\">Last updated: 2005-07-05 15:29:58+0000</p><p style=\"margin-bottom: 0px\">Profile: <a href=\"StructureDefinition-us-core-observation-lab.html\">US Core Laboratory Result Observation Profile</a> version: 8.0.1</p></div><p><b>status</b>: Final</p><p><b>category</b>: <span title=\"Codes:{http://terminology.hl7.org/CodeSystem/observation-category laboratory}\">Laboratory</span></p><p><b>code</b>: <span title=\"Codes:{http://loinc.org 6690-2}\">White blood cell (WBC) count, Blood</span></p><p><b>subject</b>: <a href=\"Patient-example.html\">Amy Shaw</a></p><p><b>effective</b>: 2005-07-05</p><p><b>performer</b>: <a href=\"Practitioner-practitioner-1.html\">Dr Ronald Bone</a></p><p><b>value</b>: 10 10*3/uL<span style=\"background: LightGoldenRodYellow\"> (Details: UCUM  code10*3/uL = '10*3/uL')</span></p><p><b>interpretation</b>: <span title=\"Codes:{http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation N}\">Normal</span></p><p><b>specimen</b>: <a href=\"Specimen-specimen-example-whole-blood.html\">Whole Blood Specimen Example</a></p><h3>ReferenceRanges</h3><table class=\"grid\"><tr><td style=\"display: none\">-</td><td><b>Low</b></td><td><b>High</b></td><td><b>Type</b></td></tr><tr><td style=\"display: none\">*</td><td>4.5 10*3/uL<span style=\"background: LightGoldenRodYellow\"> (Details: UCUM  code10*3/uL = '10*3/uL')</span></td><td>11 10*3/uL<span style=\"background: LightGoldenRodYellow\"> (Details: UCUM  code10*3/uL = '10*3/uL')</span></td><td><span title=\"Codes:{http://terminology.hl7.org/CodeSystem/referencerange-meaning normal}\">Normal Range</span></td></tr></table></div>"
      },
      "status" : "final",
      "category" : [
        {
          "coding" : [
            {
              "system" : "http://terminology.hl7.org/CodeSystem/observation-category",
              "code" : "laboratory",
              "display" : "Laboratory"
            }
          ],
          "text" : "Laboratory"
        }
      ],
      "code" : {
        "coding" : [
          {
            "system" : "http://loinc.org",
            "code" : "6690-2",
            "display" : "Leukocytes [#/volume] in Blood by Automated count"
          }
        ],
        "text" : "White blood cell (WBC) count, Blood"
      },
      "subject" : {
        🔗 "reference" : "Patient/example",
        "display" : "Amy Shaw"
      },
      "effectiveDateTime" : "2005-07-05",
      "performer" : [
        {
          🔗 "reference" : "Practitioner/practitioner-1",
          "display" : "Dr Ronald Bone"
        }
      ],
      "valueQuantity" : {
        "value" : 10,
        "unit" : "10*3/uL",
        "system" : "http://unitsofmeasure.org",
        "code" : "10*3/uL"
      },
      "interpretation" : [
        {
          "coding" : [
            {
              "system" : "http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation",
              "code" : "N",
              "display" : "Normal"
            }
          ],
          "text" : "Normal"
        }
      ],
      "specimen" : {
        🔗 "reference" : "Specimen/specimen-example-whole-blood",
        "display" : "Whole Blood Specimen Example"
      },
      "referenceRange" : [
        {
          "low" : {
            "value" : 4.5,
            "unit" : "10*3/uL",
            "system" : "http://unitsofmeasure.org",
            "code" : "10*3/uL"
          },
          "high" : {
            "value" : 11,
            "unit" : "10*3/uL",
            "system" : "http://unitsofmeasure.org",
            "code" : "10*3/uL"
          },
          "type" : {
            "coding" : [
              {
                "system" : "http://terminology.hl7.org/CodeSystem/referencerange-meaning",
                "code" : "normal",
                "display" : "Normal Range"
              }
            ],
            "text" : "Normal Range"
          }
        }
      ]
    }