Cross-Version Extension for DocumentReference.category in R4

Context of Use

This extension may be used in the following contexts:

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

Name	Flags	Card.	Type	Description & Constraints
Extension		0..*	Extension	Categorization of document
extension		..0
value[x]		1..	CodeableConcept
url				"http://hl7.org/fhir/4.0/StructureDefinition/extension-DocumentReference.category"
Documentation for this format

{
  "resourceType" : "StructureDefinition",
  "id" : "xv-r4-dcr.category",
  "url" : "http://hl7.org/fhir/4.0/StructureDefinition/extension-DocumentReference.category",
  "name" : "XVerExtensionDocumentReference.categoryR4",
  "title" : "Cross-Version Extension for DocumentReference.category in R4",
  "status" : "active",
  "experimental" : false,
  "publisher" : "Health Level Seven International (Structured Documents)",
  "contact" : [{
    "telecom" : [{
      "system" : "url",
      "value" : "http://hl7.org/fhir"
    }]
  },
  {
    "telecom" : [{
      "system" : "url",
      "value" : "http://www.hl7.org/Special/committees/structure/index.cfm"
    }]
  }],
  "description" : "Cross-Version Extension for DocumentReference.category. 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" : "DocumentReference"
  },
  {
    "type" : "extension",
    "expression" : "http://hl7.org/fhir/3.0/StructureDefinition/extension-DocumentReference"
  },
  {
    "extension" : [{
      "extension" : [{
        "url" : "startFhirVersion",
        "valueCode" : "1.0"
      },
      {
        "url" : "endFhirVersion",
        "valueCode" : "1.0"
      }],
      "url" : "http://hl7.org/fhir/StructureDefinition/version-specific-use"
    }],
    "type" : "element",
    "expression" : "DocumentReference"
  },
  {
    "type" : "extension",
    "expression" : "http://hl7.org/fhir/1.0/StructureDefinition/extension-DocumentReference"
  }],
  "type" : "Extension",
  "baseDefinition" : "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation" : "constraint",
  "differential" : {
    "element" : [{
      "path" : "Extension",
      "short" : "Categorization of document",
      "definition" : "A categorization for the type of document referenced - helps for indexing and searching. This may be implied by or derived from the code specified in the DocumentReference.type.",
      "comment" : "Key metadata element describing the the category or classification of the document. This is a broader perspective that groups similar documents based on how they would be used. This is a primary key used in searching.",
      "alias" : ["claxs"],
      "min" : 0,
      "max" : "*",
      "isModifier" : false,
      "mapping" : [{
        "identity" : "w5",
        "map" : "FiveWs.class"
      },
      {
        "identity" : "fhircomposition",
        "map" : "Composition.class"
      },
      {
        "identity" : "rim",
        "map" : ".outboundRelationship[typeCode=\"COMP].target[classCode=\"LIST\", moodCode=\"EVN\"].code"
      },
      {
        "identity" : "xds",
        "map" : "DocumentEntry.class"
      },
      {
        "identity" : "cda",
        "map" : "Derived from a mapping of /ClinicalDocument/code/@code to an Affinity Domain specified coded value to use and coding system. Affinity Domains are encouraged to use the appropriate value for Type of Service, based on the LOINC Type of Service (see Page 53 of the LOINC User's Manual). Must be consistent with /ClinicalDocument/code/@code"
      }]
    },
    {
      "path" : "Extension.extension",
      "max" : "0"
    },
    {
      "path" : "Extension.value[x]",
      "min" : 1,
      "type" : [{
        "code" : "CodeableConcept"
      }]
    },
    {
      "path" : "Extension.url",
      "fixedUri" : "http://hl7.org/fhir/4.0/StructureDefinition/extension-DocumentReference.category"
    }]
  }
}