Cross-Version Extension for ServiceRequest.reasonReference in R4

Context of Use

This extension may be used in the following contexts:

• element ServiceRequest (For version R5)
• extension http://hl7.org/fhir/5.0/StructureDefinition/extension-ServiceRequest
• element ProcedureRequest (For version R3)
• extension http://hl7.org/fhir/3.0/StructureDefinition/extension-ProcedureRequest
• element ReferralRequest (For version R3)
• extension http://hl7.org/fhir/3.0/StructureDefinition/extension-ReferralRequest
• element DiagnosticOrder (For version R2)
• extension http://hl7.org/fhir/1.0/StructureDefinition/extension-DiagnosticOrder
• element DiagnosticOrder.item (For version R2)
• extension http://hl7.org/fhir/1.0/StructureDefinition/extension-DiagnosticOrder.item
• element ProcedureRequest (For version R2)
• extension http://hl7.org/fhir/1.0/StructureDefinition/extension-ProcedureRequest
• element ReferralRequest (For version R2)
• extension http://hl7.org/fhir/1.0/StructureDefinition/extension-ReferralRequest

Name	Flags	Card.	Type	Description & Constraints
Extension		0..*	Extension	Explanation/Justification for service or service
extension		..0
value[x]		1..	Reference()
url				"http://hl7.org/fhir/4.0/StructureDefinition/extension-ServiceRequest.reasonReference"
Documentation for this format

{
  "resourceType" : "StructureDefinition",
  "id" : "xv-r4-srq.reasonReference",
  "url" : "http://hl7.org/fhir/4.0/StructureDefinition/extension-ServiceRequest.reasonReference",
  "name" : "XVerExtensionServiceRequest.reasonReferenceR4",
  "title" : "Cross-Version Extension for ServiceRequest.reasonReference 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 ServiceRequest.reasonReference. Valid in versions R2, R3, R5\r\n\r\nThis is a valid extension because it has the target resources DiagnosticReport, DocumentReference",
  "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" : "5.0"
      },
      {
        "url" : "endFhirVersion",
        "valueCode" : "5.0"
      }],
      "url" : "http://hl7.org/fhir/StructureDefinition/version-specific-use"
    }],
    "type" : "element",
    "expression" : "ServiceRequest"
  },
  {
    "type" : "extension",
    "expression" : "http://hl7.org/fhir/5.0/StructureDefinition/extension-ServiceRequest"
  },
  {
    "extension" : [{
      "extension" : [{
        "url" : "startFhirVersion",
        "valueCode" : "3.0"
      },
      {
        "url" : "endFhirVersion",
        "valueCode" : "3.0"
      }],
      "url" : "http://hl7.org/fhir/StructureDefinition/version-specific-use"
    }],
    "type" : "element",
    "expression" : "ProcedureRequest"
  },
  {
    "type" : "extension",
    "expression" : "http://hl7.org/fhir/3.0/StructureDefinition/extension-ProcedureRequest"
  },
  {
    "extension" : [{
      "extension" : [{
        "url" : "startFhirVersion",
        "valueCode" : "3.0"
      },
      {
        "url" : "endFhirVersion",
        "valueCode" : "3.0"
      }],
      "url" : "http://hl7.org/fhir/StructureDefinition/version-specific-use"
    }],
    "type" : "element",
    "expression" : "ReferralRequest"
  },
  {
    "type" : "extension",
    "expression" : "http://hl7.org/fhir/3.0/StructureDefinition/extension-ReferralRequest"
  },
  {
    "extension" : [{
      "extension" : [{
        "url" : "startFhirVersion",
        "valueCode" : "1.0"
      },
      {
        "url" : "endFhirVersion",
        "valueCode" : "1.0"
      }],
      "url" : "http://hl7.org/fhir/StructureDefinition/version-specific-use"
    }],
    "type" : "element",
    "expression" : "DiagnosticOrder"
  },
  {
    "type" : "extension",
    "expression" : "http://hl7.org/fhir/1.0/StructureDefinition/extension-DiagnosticOrder"
  },
  {
    "extension" : [{
      "extension" : [{
        "url" : "startFhirVersion",
        "valueCode" : "1.0"
      },
      {
        "url" : "endFhirVersion",
        "valueCode" : "1.0"
      }],
      "url" : "http://hl7.org/fhir/StructureDefinition/version-specific-use"
    }],
    "type" : "element",
    "expression" : "DiagnosticOrder.item"
  },
  {
    "type" : "extension",
    "expression" : "http://hl7.org/fhir/1.0/StructureDefinition/extension-DiagnosticOrder.item"
  },
  {
    "extension" : [{
      "extension" : [{
        "url" : "startFhirVersion",
        "valueCode" : "1.0"
      },
      {
        "url" : "endFhirVersion",
        "valueCode" : "1.0"
      }],
      "url" : "http://hl7.org/fhir/StructureDefinition/version-specific-use"
    }],
    "type" : "element",
    "expression" : "ProcedureRequest"
  },
  {
    "type" : "extension",
    "expression" : "http://hl7.org/fhir/1.0/StructureDefinition/extension-ProcedureRequest"
  },
  {
    "extension" : [{
      "extension" : [{
        "url" : "startFhirVersion",
        "valueCode" : "1.0"
      },
      {
        "url" : "endFhirVersion",
        "valueCode" : "1.0"
      }],
      "url" : "http://hl7.org/fhir/StructureDefinition/version-specific-use"
    }],
    "type" : "element",
    "expression" : "ReferralRequest"
  },
  {
    "type" : "extension",
    "expression" : "http://hl7.org/fhir/1.0/StructureDefinition/extension-ReferralRequest"
  }],
  "type" : "Extension",
  "baseDefinition" : "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation" : "constraint",
  "differential" : {
    "element" : [{
      "path" : "Extension",
      "short" : "Explanation/Justification for service or service",
      "definition" : "Indicates another resource that provides a justification for why this service is being requested.   May relate to the resources referred to in `supportingInfo`.",
      "comment" : "This element represents why the referral is being made and may be used to decide how the service will be performed, or even if it will be performed at all.    To be as specific as possible,  a reference to  *Observation* or *Condition* should be used if available.  Otherwise when referencing  *DiagnosticReport*  it should contain a finding  in `DiagnosticReport.conclusion` and/or `DiagnosticReport.conclusionCode`.   When using a reference to *DocumentReference*, the target document should contain clear findings language providing the relevant reason for this service request.  Use  the CodeableConcept text element in `ServiceRequest.reasonCode` if the data is free (uncoded) text as shown in the [CT Scan example](servicerequest-example-di.html).",
      "min" : 0,
      "max" : "*",
      "isModifier" : false,
      "mapping" : [{
        "identity" : "workflow",
        "map" : "Request.reasonReference"
      },
      {
        "identity" : "w5",
        "map" : "FiveWs.why[x]"
      },
      {
        "identity" : "v2",
        "map" : "ORC.16"
      },
      {
        "identity" : "rim",
        "map" : ".outboundRelationship[typeCode=RSON].target"
      }]
    },
    {
      "path" : "Extension.extension",
      "max" : "0"
    },
    {
      "path" : "Extension.value[x]",
      "min" : 1,
      "type" : [{
        "code" : "Reference"
      }]
    },
    {
      "path" : "Extension.url",
      "fixedUri" : "http://hl7.org/fhir/4.0/StructureDefinition/extension-ServiceRequest.reasonReference"
    }]
  }
}