Release 4B Snapshot 3: Connectathon 32 Base

This page is part of the Snapshot #3 for FHIR Specification (v4.3.0: R4B - STU ). The current version which supercedes this version is 5.0.0 R5 , released to support Connectathon 32 . For a full list of available versions, see the Directory of published versions . Page versions: R4B R4

Extension: alternate CodeSystem Alternate

Vocabulary Work Group   Maturity Level : 1 Informative Trial Use Use Context : Any
Official URL for this extension: : http://hl7.org/fhir/StructureDefinition/codesystem-alternate Version : 5.0.0-snapshot3
draft as of 2021-01-02 Computable Name : CSAlternate
Flags : Non-Modifier OID : 2.16.840.1.113883.4.642.5.1130

Status: draft. Extension maintained by: HL7 Context of Use : Use on Element ID CodeSystem.concept

Definition

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

Name Flags Card. Type Description & Constraints doco
. . alternate CSAlternate 0..* Extension URL = http://hl7.org/fhir/StructureDefinition/codesystem-alternate
alternate: CSAlternate: An additional code that may be used to represent the concept.


Use on Element ID CodeSystem.concept
. . . code 1..1 code The code Code that may be used to represent represents the concept. concept

. . . use 1..1 Coding Defines why this additional Expected use of the code

Binding: AlternativeCodeKind ( extensible ): Indicates the type of use for which the code is defined.



doco Documentation for this format

Full Structure

valueBase64Binary base64Binary valueBoolean boolean valueCanonical canonical (Any) valueCode code valueDate date valueDateTime dateTime valueDecimal decimal valueId id valueInstant instant valueInteger integer valueMarkdown markdown valueOid oid valuePositiveInt positiveInt valueString string valueTime time valueUnsignedInt unsignedInt valueUri uri valueUrl url valueUuid uuid valueAddress Address valueAge Age valueAnnotation Annotation valueAttachment Attachment valueCodeableConcept CodeableConcept valueCodeableReference CodeableReference valueCoding Coding valueContactPoint ContactPoint valueCount Count valueDistance Distance valueDuration Duration valueHumanName HumanName valueIdentifier Identifier valueMoney Money valuePeriod Period valueQuantity Quantity valueRange Range valueRatio Ratio valueRatioRange RatioRange valueReference Reference (Any) valueSampledData SampledData valueSignature Signature valueTiming Timing valueContactDetail ContactDetail valueContributor Contributor valueDataRequirement DataRequirement valueExpression Expression valueParameterDefinition ParameterDefinition valueRelatedArtifact RelatedArtifact valueTriggerDefinition TriggerDefinition valueUsageContext UsageContext valueDosage Dosage
Name Flags Card. Type Description & Constraints doco
. . extension 0..* Extension URL = http://hl7.org/fhir/StructureDefinition/codesystem-alternate
alternate: CSAlternate: An additional code that may be used to represent the concept.


Use on Element ID CodeSystem.concept
. . . Slices for extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
. . . extension:code 1..1 Extension Code that represents the concept
. . . . id 0..1 id Unique id for inter-element referencing
. . . . extension 0..0
. . . . url 1..1 uri "code"
. . . . value[x] 1..1 code Value of extension
. . . extension:use 1..1 Extension Expected use of the code
. . . . id 0..1 id Unique id for inter-element referencing
. . . . extension 0..0
. . . . url 1..1 uri "use"
. . . . value[x] 1..1 Coding Value of extension
Binding: AlternativeCodeKind ( extensible ): Indicates the type of use for which the code is defined.

. . . value[x] 0 .. 0

doco Documentation for this format

XML Template 

<!-- alternate -->

<!-- CSAlternate -->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"> I 1..1 Extension  <!-- I 1..1 Code that represents the concept -->
  <valueCode value="[code]"/><!-- I 1..1 Value of extension -->

 </extension>
 <
  <</valueCoding>

 <extension url="use"> I 1..1 Extension  <!-- I 1..1 Expected use of the code -->
  <valueCoding><!-- I 1..1 Coding Value of extension --></valueCoding>

 </extension>
</extension>

JSON Template 

{ // 

{ // CSAlternate

    "extension" : [ //  sliced by value:url  in the specified order, Open 
      { //  

      { // Code that represents the concept // I R! 

        // from Element: extension
        "extension" : [ //  sliced by value:url  in the specified order, Open ]
        "url" : "code", // R! 
        "

        "valueCode" : "<code>" // I R! Value of extension

      },
      { //  

      { // Expected use of the code // I R! 

        // from Element: extension
        "extension" : [ //  sliced by value:url  in the specified order, Open ]
        "url" : "use", // R! 
        "

        "valueCoding" : { Coding } // I R! Value of extension

      }
    ],
    " 


    "extension" : [{ Extension }], // IAdditional content defined by implementations
    "extension" : { Extension }, // I R! Code that represents the concept
    "extension" : { Extension }, // I R! Expected use of the code
    "url" : "http://hl7.org/fhir/StructureDefinition/codesystem-alternate" // R! 
  // value[x]: Value of extension: Prohibited
  }

Summary

Name Flags Card. Type Description & Constraints doco
. . alternate CSAlternate 0..* Extension URL = http://hl7.org/fhir/StructureDefinition/codesystem-alternate
alternate: CSAlternate: An additional code that may be used to represent the concept.


Use on Element ID CodeSystem.concept
. . . code 1..1 code The code Code that may be used to represent represents the concept. concept

. . . use 1..1 Coding Defines why this additional Expected use of the code

Binding: AlternativeCodeKind ( extensible ): Indicates the type of use for which the code is defined.



doco Documentation for this format

Full Structure

valueBase64Binary base64Binary valueBoolean boolean valueCanonical canonical (Any) valueCode code valueDate date valueDateTime dateTime valueDecimal decimal valueId id valueInstant instant valueInteger integer valueMarkdown markdown valueOid oid valuePositiveInt positiveInt valueString string valueTime time valueUnsignedInt unsignedInt valueUri uri valueUrl url valueUuid uuid valueAddress Address valueAge Age valueAnnotation Annotation valueAttachment Attachment valueCodeableConcept CodeableConcept valueCodeableReference CodeableReference valueCoding Coding valueContactPoint ContactPoint valueCount Count valueDistance Distance valueDuration Duration valueHumanName HumanName valueIdentifier Identifier valueMoney Money valuePeriod Period valueQuantity Quantity valueRange Range valueRatio Ratio valueRatioRange RatioRange valueReference Reference (Any) valueSampledData SampledData valueSignature Signature valueTiming Timing valueContactDetail ContactDetail valueContributor Contributor valueDataRequirement DataRequirement valueExpression Expression valueParameterDefinition ParameterDefinition valueRelatedArtifact RelatedArtifact valueTriggerDefinition TriggerDefinition valueUsageContext UsageContext valueDosage Dosage
Name Flags Card. Type Description & Constraints doco
. . extension 0..* Extension URL = http://hl7.org/fhir/StructureDefinition/codesystem-alternate
alternate: CSAlternate: An additional code that may be used to represent the concept.


Use on Element ID CodeSystem.concept
. . . Slices for extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
. . . extension:code 1..1 Extension Code that represents the concept
. . . . id 0..1 id Unique id for inter-element referencing
. . . . extension 0..0
. . . . url 1..1 uri "code"
. . . . value[x] 1..1 code Value of extension
. . . extension:use 1..1 Extension Expected use of the code
. . . . id 0..1 id Unique id for inter-element referencing
. . . . extension 0..0
. . . . url 1..1 uri "use"
. . . . value[x] 1..1 Coding Value of extension
Binding: AlternativeCodeKind ( extensible ): Indicates the type of use for which the code is defined.

. . . value[x] 0 .. 0

doco Documentation for this format

XML Template 

<!-- alternate -->

<!-- CSAlternate -->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"> I 1..1 Extension  <!-- I 1..1 Code that represents the concept -->
  <valueCode value="[code]"/><!-- I 1..1 Value of extension -->

 </extension>
 <
  <</valueCoding>

 <extension url="use"> I 1..1 Extension  <!-- I 1..1 Expected use of the code -->
  <valueCoding><!-- I 1..1 Coding Value of extension --></valueCoding>

 </extension>
</extension>

JSON Template 

{ // 

{ // CSAlternate

    "extension" : [ //  sliced by value:url  in the specified order, Open 
      { //  

      { // Code that represents the concept // I R! 

        // from Element: extension
        "extension" : [ //  sliced by value:url  in the specified order, Open ]
        "url" : "code", // R! 
        "

        "valueCode" : "<code>" // I R! Value of extension

      },
      { //  

      { // Expected use of the code // I R! 

        // from Element: extension
        "extension" : [ //  sliced by value:url  in the specified order, Open ]
        "url" : "use", // R! 
        "

        "valueCoding" : { Coding } // I R! Value of extension

      }
    ],
    " 


    "extension" : [{ Extension }], // IAdditional content defined by implementations
    "extension" : { Extension }, // I R! Code that represents the concept
    "extension" : { Extension }, // I R! Expected use of the code
    "url" : "http://hl7.org/fhir/StructureDefinition/codesystem-alternate" // R! 
  // value[x]: Value of extension: Prohibited
  }

 

Constraints

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

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Examples of this extension

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