Cross-Version Extension for Observation.component.interpretation in R4

Context of Use

This extension may be used in the following contexts:

• element Observation.component (For version R3)
• extension http://hl7.org/fhir/3.0/StructureDefinition/extension-Observation.component
• element Observation.component (For version R2)
• extension http://hl7.org/fhir/1.0/StructureDefinition/extension-Observation.component

Name	Flags	Card.	Type	Description & Constraints
Extension		0..*	Extension	High, low, normal, etc.
extension		..0
value[x]		1..	CodeableConcept	Binding: todo (extensible): Codes identifying interpretations of observations.
url				"http://hl7.org/fhir/4.0/StructureDefinition/extension-Observation.component.interpretation"
Documentation for this format

{
  "resourceType" : "StructureDefinition",
  "id" : "xv-r4-obs.com.interpretation",
  "url" : "http://hl7.org/fhir/4.0/StructureDefinition/extension-Observation.component.interpretation",
  "name" : "XVerExtensionObservation.component.interpretationR4",
  "title" : "Cross-Version Extension for Observation.component.interpretation in R4",
  "status" : "active",
  "experimental" : false,
  "publisher" : "Health Level Seven International (Orders and Observations)",
  "contact" : [{
    "telecom" : [{
      "system" : "url",
      "value" : "http://hl7.org/fhir"
    }]
  },
  {
    "telecom" : [{
      "system" : "url",
      "value" : "http://www.hl7.org/Special/committees/orders/index.cfm"
    }]
  }],
  "description" : "Cross-Version Extension for Observation.component.interpretation. Valid in versions R2, R3\r\n\r\nThis is a valid cross-version extension because the cardinality changed",
  "jurisdiction" : [{
    "coding" : [{
      "system" : "http://unstats.un.org/unsd/methods/m49/m49.htm",
      "code" : "001"
    }]
  }],
  "fhirVersion" : "5.0.0",
  "kind" : "complex-type",
  "abstract" : false,
  "context" : [{
    "extension" : [{
      "extension" : [{
        "url" : "startFhirVersion",
        "valueCode" : "3.0"
      },
      {
        "url" : "endFhirVersion",
        "valueCode" : "3.0"
      }],
      "url" : "http://hl7.org/fhir/StructureDefinition/version-specific-use"
    }],
    "type" : "element",
    "expression" : "Observation.component"
  },
  {
    "type" : "extension",
    "expression" : "http://hl7.org/fhir/3.0/StructureDefinition/extension-Observation.component"
  },
  {
    "extension" : [{
      "extension" : [{
        "url" : "startFhirVersion",
        "valueCode" : "1.0"
      },
      {
        "url" : "endFhirVersion",
        "valueCode" : "1.0"
      }],
      "url" : "http://hl7.org/fhir/StructureDefinition/version-specific-use"
    }],
    "type" : "element",
    "expression" : "Observation.component"
  },
  {
    "type" : "extension",
    "expression" : "http://hl7.org/fhir/1.0/StructureDefinition/extension-Observation.component"
  }],
  "type" : "Extension",
  "baseDefinition" : "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation" : "constraint",
  "differential" : {
    "element" : [{
      "path" : "Extension",
      "short" : "High, low, normal, etc.",
      "definition" : "A categorical assessment of an observation value.  For example, high, low, normal.",
      "comment" : "Historically used for laboratory results (known as 'abnormal flag' ),  its use extends to other use cases where coded interpretations  are relevant.  Often reported as one or more simple compact codes this element is often placed adjacent to the result value in reports and flow sheets to signal the meaning/normalcy status of the result.",
      "requirements" : "For some results, particularly numeric results, an interpretation is necessary to fully understand the significance of a result.",
      "alias" : ["Abnormal Flag"],
      "min" : 0,
      "max" : "*",
      "isModifier" : false,
      "mapping" : [{
        "identity" : "sct-concept",
        "map" : "< 260245000 |Findings values|"
      },
      {
        "identity" : "v2",
        "map" : "OBX-8"
      },
      {
        "identity" : "rim",
        "map" : "interpretationCode"
      },
      {
        "identity" : "sct-attr",
        "map" : "363713009 |Has interpretation|"
      }]
    },
    {
      "path" : "Extension.extension",
      "max" : "0"
    },
    {
      "path" : "Extension.value[x]",
      "min" : 1,
      "type" : [{
        "code" : "CodeableConcept"
      }],
      "binding" : {
        "strength" : "extensible",
        "description" : "Codes identifying interpretations of observations.",
        "valueSet" : "http://hl7.org/fhir/ValueSet/observation-interpretation|4.0.1"
      }
    },
    {
      "path" : "Extension.url",
      "fixedUri" : "http://hl7.org/fhir/4.0/StructureDefinition/extension-Observation.component.interpretation"
    }]
  }
}