Extension: CodeSystem Concept Comment

Vocabulary Work Group

Maturity Level: 1

Trial Use

Use Context: Any

Official URL: `http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments`				Version: 5.0.0-snapshot3
draft as of 2020-12-28				Computable Name: CSConceptComments
Flags: Non-Modifier				OID: 2.16.840.1.113883.4.642.5.1137

Context of Use: Use on Element ID CodeSystem.concept

Definition

A comment that explains how this code is used in this context (where the value set is expected to be used).

Comment:

This is used in various FHIR value sets to make comments on how particular codes are used when the formal definition is a little abstract or vague, but it's not clear whether it belongs in the actual value set resource.

Summary

Name	Flags	Card.	Type	Description & Constraints
CSConceptComments		0..1	string	URL = http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments CSConceptComments: A comment that explains how this code is used in this context (where the value set is expected to be used). Use on Element ID CodeSystem.concept
Documentation for this format

Full Structure

Name	Card.	Type	Description & Constraints
extension	0..1	Extension	URL = http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments CSConceptComments: A comment that explains how this code is used in this context (where the value set is expected to be used). Use on Element ID CodeSystem.concept
extension	0..0
url	1..1	uri	"http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments"
value[x]	1..1	string	Value of extension
Documentation for this format

XML Template

<!-- CSConceptComments -->

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments" >
  <!-- from Element: extension -->
 <valueString value="[string]"/><!-- I 1..1 Value of extension -->
</extension>

JSON Template

{ // CSConceptComments
  // from Element: extension
    "extension" : [ //  sliced by value:url  in the specified order, Open ]
  // extension: Extension: Prohibited
    "url" : "http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments", // R! 
    "valueString" : "<string>" // I R! Value of extension
  }

Summary

Name	Flags	Card.	Type	Description & Constraints
CSConceptComments		0..1	string	URL = http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments CSConceptComments: A comment that explains how this code is used in this context (where the value set is expected to be used). Use on Element ID CodeSystem.concept
Documentation for this format

Full Structure

Name	Card.	Type	Description & Constraints
extension	0..1	Extension	URL = http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments CSConceptComments: A comment that explains how this code is used in this context (where the value set is expected to be used). Use on Element ID CodeSystem.concept
extension	0..0
url	1..1	uri	"http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments"
value[x]	1..1	string	Value of extension
Documentation for this format

XML Template

<!-- CSConceptComments -->

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments" >
  <!-- from Element: extension -->
 <valueString value="[string]"/><!-- I 1..1 Value of extension -->
</extension>

JSON Template

{ // CSConceptComments
  // from Element: extension
    "extension" : [ //  sliced by value:url  in the specified order, Open ]
  // extension: Extension: Prohibited
    "url" : "http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments", // R! 
    "valueString" : "<string>" // I R! Value of extension
  }

Constraints

ele-1: All FHIR elements must have a @value or children (xpath: hasValue() or (children().count() > id.count()))
ext-1: Must have either extensions or value[x], not both (xpath: extension.exists() != value.exists())
ele-1: On Extension.extension: All FHIR elements must have a @value or children (xpath on Extension.extension: hasValue() or (children().count() > id.count()))
ext-1: On Extension.extension: Must have either extensions or value[x], not both (xpath on Extension.extension: extension.exists() != value.exists())
ele-1: On Extension.value[x]: All FHIR elements must have a @value or children (xpath on Extension.value[x]: hasValue() or (children().count() > id.count()))

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Examples of this extension