Order Catalog Implementation Guide
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Order Catalog Implementation Guide, published by HL7 International - Orders and Observations Work Group. This is not an authorized publication; it is the continuous build for version current). This version is based on the current content of https://github.com/HL7/fhir-order-catalog/ and changes regularly. See the Directory of published versions

: Lab observation serum K - JSON Representation

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{
  "resourceType" : "ObservationDefinition",
  "id" : "example-observation-serum-potassium",
  "meta" : {
    "profile" : [
      "http://hl7.org/fhir/uv/order-catalog/StructureDefinition/LabObservationDefinition"
    ]
  },
  "language" : "en-US",
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\" xml:lang=\"en-US\" lang=\"en-US\"><p><b>Generated Narrative: ObservationDefinition</b><a name=\"example-observation-serum-potassium\"> </a></p><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\">Resource ObservationDefinition &quot;example-observation-serum-potassium&quot;  (Language &quot;en-US&quot;) </p><p style=\"margin-bottom: 0px\">Profile: <a href=\"StructureDefinition-LabObservationDefinition.html\">Laboratory Observation Definition</a></p></div><p><b>url</b>: <code>http://hl7.org/fhir/uv/order-catalog/ObservationDefinition/example-observation-serum-potassium</code></p><p><b>status</b>: active</p><p><b>category</b>: Laboratory <span style=\"background: LightGoldenRodYellow; margin: 4px; border: 1px solid khaki\"> (<a href=\"http://terminology.hl7.org/5.0.0/CodeSystem-observation-category.html\">Observation Category Codes</a>#laboratory)</span></p><p><b>code</b>: Potassium [Moles/volume] in Serum or Plasma <span style=\"background: LightGoldenRodYellow; margin: 4px; border: 1px solid khaki\"> (<a href=\"https://loinc.org/\">LOINC</a>#2823-3)</span></p><p><b>permittedDataType</b>: Quantity, string</p><p><b>multipleResultsAllowed</b>: false</p><p><b>method</b>: Ion Selective Electrode (ISE) <span style=\"background: LightGoldenRodYellow; margin: 4px; border: 1px solid khaki\"> ()</span></p><p><b>preferredReportName</b>: Potassium</p><blockquote><p><b>qualifiedValue</b></p><p><b>context</b>: Normal Range <span style=\"background: LightGoldenRodYellow; margin: 4px; border: 1px solid khaki\"> (<a href=\"http://terminology.hl7.org/5.0.0/CodeSystem-referencerange-meaning.html\">Observation Reference Range Meaning Codes</a>#normal)</span></p><p><b>age</b>: 2-19</p><p><b>rangeCategory</b>: reference</p><p><b>range</b>: 3.8-5.1</p></blockquote><blockquote><p><b>qualifiedValue</b></p><p><b>context</b>: Normal Range <span style=\"background: LightGoldenRodYellow; margin: 4px; border: 1px solid khaki\"> (<a href=\"http://terminology.hl7.org/5.0.0/CodeSystem-referencerange-meaning.html\">Observation Reference Range Meaning Codes</a>#normal)</span></p><p><b>age</b>: 20-?</p><p><b>rangeCategory</b>: reference</p><p><b>range</b>: 3.5-5.3</p></blockquote></div>"
  },
  "url" : "http://hl7.org/fhir/uv/order-catalog/ObservationDefinition/example-observation-serum-potassium",
  "status" : "active",
  "category" : [
    {
      "coding" : [
        {
          "system" : "http://terminology.hl7.org/CodeSystem/observation-category",
          "code" : "laboratory",
          "display" : "Laboratory"
        }
      ]
    }
  ],
  "code" : {
    "coding" : [
      {
        "system" : "http://loinc.org",
        "code" : "2823-3",
        "display" : "Potassium [Moles/volume] in Serum or Plasma"
      }
    ]
  },
  "permittedDataType" : [
    "Quantity",
    "string"
  ],
  "multipleResultsAllowed" : false,
  "method" : {
    "text" : "Ion Selective Electrode (ISE)"
  },
  "preferredReportName" : "Potassium",
  "qualifiedValue" : [
    {
      "context" : {
        "coding" : [
          {
            "system" : "http://terminology.hl7.org/CodeSystem/referencerange-meaning",
            "code" : "normal",
            "display" : "Normal Range"
          }
        ]
      },
      "age" : {
        "low" : {
          "value" : 2,
          "system" : "http://unitsofmeasure.org",
          "code" : "a"
        },
        "high" : {
          "value" : 19,
          "system" : "http://unitsofmeasure.org",
          "code" : "a"
        }
      },
      "rangeCategory" : "reference",
      "range" : {
        "low" : {
          "value" : 3.8,
          "system" : "http://unitsofmeasure.org",
          "code" : "mmol/L"
        },
        "high" : {
          "value" : 5.1,
          "system" : "http://unitsofmeasure.org",
          "code" : "mmol/L"
        }
      }
    },
    {
      "context" : {
        "coding" : [
          {
            "system" : "http://terminology.hl7.org/CodeSystem/referencerange-meaning",
            "code" : "normal",
            "display" : "Normal Range"
          }
        ]
      },
      "age" : {
        "low" : {
          "value" : 20,
          "system" : "http://unitsofmeasure.org",
          "code" : "a"
        }
      },
      "rangeCategory" : "reference",
      "range" : {
        "low" : {
          "value" : 3.5,
          "system" : "http://unitsofmeasure.org",
          "code" : "mmol/L"
        },
        "high" : {
          "value" : 5.3,
          "system" : "http://unitsofmeasure.org",
          "code" : "mmol/L"
        }
      }
    }
  ]
}