---
type: "valueset"
title: "Definition Topic"
valueset: "definition-topic"
---
# Definition Topic

- **Official URL**: http://hl7.org/fhir/ValueSet/definition-topic
- **Version**: 6.0.0
- **Status**: active
- **Name**: DefinitionTopic
- **Title**: Definition Topic
- **Publisher**: HL7 (FHIR Project)
- **Description**: High-level categorization of the definition, used for searching, sorting, and filtering.

## Content (Compose)

- **System**: -
- **System**: http://terminology.hl7.org/CodeSystem/definition-topic

## ValueSet XML



```xml
<?xml version="1.0" encoding="UTF-8"?>

<ValueSet xmlns="http://hl7.org/fhir">
  <id value="definition-topic"/>
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg">
    <valueCode value="cds"/>
  </extension>
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status">
    <valueCode value="informative"/>
  </extension>
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm">
    <valueInteger value="1"/>
  </extension>
  <url value="http://hl7.org/fhir/ValueSet/definition-topic"/>
  <identifier>
    <system value="urn:ietf:rfc:3986"/>
    <value value="urn:oid:2.16.840.1.113883.4.642.3.794"/>
  </identifier>
  <identifier>
    <use value="old"/>
    <system value="urn:ietf:rfc:3986"/>
    <value value="urn:oid:2.16.840.1.113883.4.642.3.777"/>
  </identifier>
  <version value="6.0.0"/>
  <name value="DefinitionTopic"/>
  <title value="Definition Topic"/>
  <status value="active"/>
  <experimental value="false"/>
  <date value="2020-12-28T16:55:11+11:00"/>
  <publisher value="HL7 (FHIR Project)"/>
  <contact>
    <telecom>
      <system value="url"/>
      <value value="http://hl7.org/fhir"/>
    </telecom>
    <telecom>
      <system value="email"/>
      <value value="fhir@lists.hl7.org"/>
    </telecom>
  </contact>
  <description value="High-level categorization of the definition, used for searching, sorting, and filtering."/>
  <immutable value="true"/>
  <compose>
    <include>
      <valueSet value="http://hl7.org/fhir/ValueSet/definition-use"/>
    </include>
    <include>
      <system value="http://terminology.hl7.org/CodeSystem/definition-topic"/>
    </include>
  </compose>
</ValueSet>
```