Cross-Version Extension for ConceptMap.purpose in R3

Context of Use

This extension may be used in the following contexts:

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

Name	Flags	Card.	Type	Description & Constraints
Extension		0..1	Extension	Why this concept map is defined
extension		..0
value[x]		1..	markdown
url				"http://hl7.org/fhir/3.0/StructureDefinition/extension-ConceptMap.purpose"
Documentation for this format

{
  "resourceType" : "StructureDefinition",
  "id" : "xv-r3-cmd.purpose",
  "url" : "http://hl7.org/fhir/3.0/StructureDefinition/extension-ConceptMap.purpose",
  "name" : "XVerExtensionConceptMap.purposeR3",
  "title" : "Cross-Version Extension for ConceptMap.purpose in R3",
  "status" : "active",
  "experimental" : false,
  "publisher" : "Health Level Seven International (Vocabulary)",
  "contact" : [{
    "telecom" : [{
      "system" : "url",
      "value" : "http://hl7.org/fhir"
    }]
  },
  {
    "telecom" : [{
      "system" : "url",
      "value" : "http://www.hl7.org/Special/committees/Vocab/index.cfm"
    }]
  }],
  "description" : "Cross-Version Extension for ConceptMap.purpose. Valid in versions R2\r\n\r\nThis is a valid extension because it has the types markdown",
  "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" : "1.0"
      },
      {
        "url" : "endFhirVersion",
        "valueCode" : "1.0"
      }],
      "url" : "http://hl7.org/fhir/StructureDefinition/version-specific-use"
    }],
    "type" : "element",
    "expression" : "ConceptMap"
  },
  {
    "type" : "extension",
    "expression" : "http://hl7.org/fhir/1.0/StructureDefinition/extension-ConceptMap"
  }],
  "type" : "Extension",
  "baseDefinition" : "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation" : "constraint",
  "differential" : {
    "element" : [{
      "path" : "Extension",
      "short" : "Why this concept map is defined",
      "definition" : "Explaination of why this concept map is needed and why it has been designed as it has.",
      "comment" : "This element does not describe the usage of the concept map Instead  it provides traceability of ''why'' the resource is either needed or ''why'' it is defined as it is.  This may be used to point to source materials or specifications that drove the structure of this concept map.",
      "min" : 0,
      "max" : "1",
      "isModifier" : false,
      "mapping" : [{
        "identity" : "objimpl",
        "map" : "no-gen-base"
      },
      {
        "identity" : "w5",
        "map" : "why"
      }]
    },
    {
      "path" : "Extension.extension",
      "max" : "0"
    },
    {
      "path" : "Extension.value[x]",
      "min" : 1,
      "type" : [{
        "code" : "markdown"
      }]
    },
    {
      "path" : "Extension.url",
      "fixedUri" : "http://hl7.org/fhir/3.0/StructureDefinition/extension-ConceptMap.purpose"
    }]
  }
}