Current Build

Extension: alternate

Vocabulary Work Group Maturity Level: 1InformativeUse Context: Any

URL for this extension:

http://hl7.org/fhir/StructureDefinition/codesystem-alternate

Status: draft. Extension maintained by: HL7

An additional code that may be used to represent the concept.

Comment:

Few coding systems define synonyms. A few more define alternate codes for special case use.

Context of Use: Use on Element ID CodeSystem.concept

Extension Content

Summary

NameFlagsCard.TypeDescription & Constraintsdoco
.. alternate0..*ExtensionURL = http://hl7.org/fhir/StructureDefinition/codesystem-alternate
alternate: An additional code that may be used to represent the concept.


Use on Element ID CodeSystem.concept
... code1..1codeThe code that may be used to represent the concept.

... use1..1CodingDefines why this additional code is defined.


doco Documentation for this format

Full Structure

NameFlagsCard.TypeDescription & Constraintsdoco
.. extension0..*ExtensionURL = http://hl7.org/fhir/StructureDefinition/codesystem-alternate
alternate: An additional code that may be used to represent the concept.


Use on Element ID CodeSystem.concept
... extension I0..*ExtensionAdditional content defined by implementations
Slice: Unordered, Open by value:url
... extension:code I1..1ExtensionCode that represents the concept
.... extension I0..0
.... url 1..1uri"code"
.... value[x] I0..1(Slice Definition)Value of extension
Slice: Unordered, Closed by type:$this
..... value[x]:valueCode I0..1codeValue of extension
... extension:use I1..1ExtensionExpected use of the code
.... extension I0..0
.... url 1..1uri"use"
.... value[x] I0..1(Slice Definition)Value of extension
Slice: Unordered, Closed by type:$this
..... value[x]:valueCoding I0..1CodingValue of extension
Binding: AlternativeCodeKind (extensible)
... url 1..1uri"http://hl7.org/fhir/StructureDefinition/codesystem-alternate"
... value[x] I0..0
.... valueBase64Binarybase64Binary
.... valueBooleanboolean
.... valueCanonicalcanonical()
.... valueCodecode
.... valueDatedate
.... valueDateTimedateTime
.... valueDecimaldecimal
.... valueIdid
.... valueInstantinstant
.... valueIntegerinteger
.... valueMarkdownmarkdown
.... valueOidoid
.... valuePositiveIntpositiveInt
.... valueStringstring
.... valueTimetime
.... valueUnsignedIntunsignedInt
.... valueUriuri
.... valueUrlurl
.... valueUuiduuid
.... valueAddressAddress
.... valueAgeAge
.... valueAnnotationAnnotation
.... valueAttachmentAttachment
.... valueCodeableConceptCodeableConcept
.... valueCodingCoding
.... valueContactPointContactPoint
.... valueCountCount
.... valueDistanceDistance
.... valueDurationDuration
.... valueHumanNameHumanName
.... valueIdentifierIdentifier
.... valueMoneyMoney
.... valuePeriodPeriod
.... valueQuantityQuantity
.... valueRangeRange
.... valueRatioRatio
.... valueReferenceReference()
.... valueSampledDataSampledData
.... valueSignatureSignature
.... valueTimingTiming
.... valueContactDetailContactDetail
.... valueContributorContributor
.... valueDataRequirementDataRequirement
.... valueExpressionExpression
.... valueParameterDefinitionParameterDefinition
.... valueRelatedArtifactRelatedArtifact
.... valueTriggerDefinitionTriggerDefinition
.... valueUsageContextUsageContext
.... valueDosageDosage
.... valueMetaMeta

doco Documentation for this format

XML Template

<!-- alternate -->doco

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/codesystem-alternate" >
 <-- extension sliced by value:url  in the specified orderOpen-->
 <extension url="code"> ?? 1..1 Extension  <!-- ?? 1..1 Code that represents the concept -->
  <-- valueCode sliced by type:$this  in the specified orderClosed-->
  <valueCode value="[code]"/><!-- ?? 0..1 Value of extension -->
 </extension>
 <extension url="use"> ?? 1..1 Extension  <!-- ?? 1..1 Expected use of the code -->
  <-- valueCoding sliced by type:$this  in the specified orderClosed-->
  <valueCoding><!-- ?? 0..1 Coding Value of extension --></valueCoding>
 </extension>
</extension>

JSON Template

{ // alternate
    "extension" : [ //  sliced by value:url  in the specified order, Open 
      { // Code that represents the concept // C? R! 
        // from Element: extension
        "extension" : [ //  sliced by value:url  in the specified order, Open ]
        "url" : "code", // R! 
        "valueCode" : [ //  sliced by type:$this  in the specified order, Closed ]
        "valueCode" : "<code>" // C?Value of extension
      },
      { // Expected use of the code // C? R! 
        // from Element: extension
        "extension" : [ //  sliced by value:url  in the specified order, Open ]
        "url" : "use", // R! 
        "valueCoding" : [ //  sliced by type:$this  in the specified order, Closed ]
        "valueCoding" : { Coding } // C?Value of extension
      }
    ],
    "url" : "http://hl7.org/fhir/StructureDefinition/codesystem-alternate", // R! 
// value[x]: Value of extension. One of these 50:
  }

Summary

NameFlagsCard.TypeDescription & Constraintsdoco
.. alternate0..*ExtensionURL = http://hl7.org/fhir/StructureDefinition/codesystem-alternate
alternate: An additional code that may be used to represent the concept.


Use on Element ID CodeSystem.concept
... code1..1codeThe code that may be used to represent the concept.

... use1..1CodingDefines why this additional code is defined.


doco Documentation for this format

Full Structure

NameFlagsCard.TypeDescription & Constraintsdoco
.. extension0..*ExtensionURL = http://hl7.org/fhir/StructureDefinition/codesystem-alternate
alternate: An additional code that may be used to represent the concept.


Use on Element ID CodeSystem.concept
... extension I0..*ExtensionAdditional content defined by implementations
Slice: Unordered, Open by value:url
... extension:code I1..1ExtensionCode that represents the concept
.... extension I0..0
.... url 1..1uri"code"
.... value[x] I0..1(Slice Definition)Value of extension
Slice: Unordered, Closed by type:$this
..... value[x]:valueCode I0..1codeValue of extension
... extension:use I1..1ExtensionExpected use of the code
.... extension I0..0
.... url 1..1uri"use"
.... value[x] I0..1(Slice Definition)Value of extension
Slice: Unordered, Closed by type:$this
..... value[x]:valueCoding I0..1CodingValue of extension
Binding: AlternativeCodeKind (extensible)
... url 1..1uri"http://hl7.org/fhir/StructureDefinition/codesystem-alternate"
... value[x] I0..0
.... valueBase64Binarybase64Binary
.... valueBooleanboolean
.... valueCanonicalcanonical()
.... valueCodecode
.... valueDatedate
.... valueDateTimedateTime
.... valueDecimaldecimal
.... valueIdid
.... valueInstantinstant
.... valueIntegerinteger
.... valueMarkdownmarkdown
.... valueOidoid
.... valuePositiveIntpositiveInt
.... valueStringstring
.... valueTimetime
.... valueUnsignedIntunsignedInt
.... valueUriuri
.... valueUrlurl
.... valueUuiduuid
.... valueAddressAddress
.... valueAgeAge
.... valueAnnotationAnnotation
.... valueAttachmentAttachment
.... valueCodeableConceptCodeableConcept
.... valueCodingCoding
.... valueContactPointContactPoint
.... valueCountCount
.... valueDistanceDistance
.... valueDurationDuration
.... valueHumanNameHumanName
.... valueIdentifierIdentifier
.... valueMoneyMoney
.... valuePeriodPeriod
.... valueQuantityQuantity
.... valueRangeRange
.... valueRatioRatio
.... valueReferenceReference()
.... valueSampledDataSampledData
.... valueSignatureSignature
.... valueTimingTiming
.... valueContactDetailContactDetail
.... valueContributorContributor
.... valueDataRequirementDataRequirement
.... valueExpressionExpression
.... valueParameterDefinitionParameterDefinition
.... valueRelatedArtifactRelatedArtifact
.... valueTriggerDefinitionTriggerDefinition
.... valueUsageContextUsageContext
.... valueDosageDosage
.... valueMetaMeta

doco Documentation for this format

XML Template

<!-- alternate -->doco

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/codesystem-alternate" >
 <-- extension sliced by value:url  in the specified orderOpen-->
 <extension url="code"> ?? 1..1 Extension  <!-- ?? 1..1 Code that represents the concept -->
  <-- valueCode sliced by type:$this  in the specified orderClosed-->
  <valueCode value="[code]"/><!-- ?? 0..1 Value of extension -->
 </extension>
 <extension url="use"> ?? 1..1 Extension  <!-- ?? 1..1 Expected use of the code -->
  <-- valueCoding sliced by type:$this  in the specified orderClosed-->
  <valueCoding><!-- ?? 0..1 Coding Value of extension --></valueCoding>
 </extension>
</extension>

JSON Template

{ // alternate
    "extension" : [ //  sliced by value:url  in the specified order, Open 
      { // Code that represents the concept // C? R! 
        // from Element: extension
        "extension" : [ //  sliced by value:url  in the specified order, Open ]
        "url" : "code", // R! 
        "valueCode" : [ //  sliced by type:$this  in the specified order, Closed ]
        "valueCode" : "<code>" // C?Value of extension
      },
      { // Expected use of the code // C? R! 
        // from Element: extension
        "extension" : [ //  sliced by value:url  in the specified order, Open ]
        "url" : "use", // R! 
        "valueCoding" : [ //  sliced by type:$this  in the specified order, Closed ]
        "valueCoding" : { Coding } // C?Value of extension
      }
    ],
    "url" : "http://hl7.org/fhir/StructureDefinition/codesystem-alternate", // R! 
// value[x]: Value of extension. One of these 50:
  }

 

Constraints

  • ele-1: All FHIR elements must have a @value or children (xpath: @value|f:*|h:div)
  • ext-1: Must have either extensions or value[x], not both (xpath: exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')]))
  • ele-1: On Extension.extension: All FHIR elements must have a @value or children (xpath on Extension.extension: @value|f:*|h:div)
  • ext-1: On Extension.extension: Must have either extensions or value[x], not both (xpath on Extension.extension: exists(f:extension)!=exists(f:*[starts-with(local-name(.), "value")]))
  • ele-1: On Extension.extension: All FHIR elements must have a @value or children (xpath on Extension.extension: @value|f:*|h:div)
  • ext-1: On Extension.extension: Must have either extensions or value[x], not both (xpath on Extension.extension: exists(f:extension)!=exists(f:*[starts-with(local-name(.), "value")]))
  • ele-1: On Extension.extension.extension: All FHIR elements must have a @value or children (xpath on Extension.extension.extension: @value|f:*|h:div)
  • ext-1: On Extension.extension.extension: Must have either extensions or value[x], not both (xpath on Extension.extension.extension: exists(f:extension)!=exists(f:*[starts-with(local-name(.), "value")]))
  • ele-1: On Extension.extension.value[x]: All FHIR elements must have a @value or children (xpath on Extension.extension.value[x]: @value|f:*|h:div)
  • ele-1: On Extension.extension.value[x]: All FHIR elements must have a @value or children (xpath on Extension.extension.value[x]: @value|f:*|h:div)
  • ele-1: On Extension.extension: All FHIR elements must have a @value or children (xpath on Extension.extension: @value|f:*|h:div)
  • ext-1: On Extension.extension: Must have either extensions or value[x], not both (xpath on Extension.extension: exists(f:extension)!=exists(f:*[starts-with(local-name(.), "value")]))
  • ele-1: On Extension.extension.extension: All FHIR elements must have a @value or children (xpath on Extension.extension.extension: @value|f:*|h:div)
  • ext-1: On Extension.extension.extension: Must have either extensions or value[x], not both (xpath on Extension.extension.extension: exists(f:extension)!=exists(f:*[starts-with(local-name(.), "value")]))
  • ele-1: On Extension.extension.value[x]: All FHIR elements must have a @value or children (xpath on Extension.extension.value[x]: @value|f:*|h:div)
  • ele-1: On Extension.extension.value[x]: All FHIR elements must have a @value or children (xpath on Extension.extension.value[x]: @value|f:*|h:div)
  • ele-1: On Extension.value[x]: All FHIR elements must have a @value or children (xpath on Extension.value[x]: @value|f:*|h:div)