HL7 v2.9.1 Vocabulary
0.2.0 - ci-build

HL7 v2.9.1 Vocabulary, published by HL7/FO. This guide is not an authorized publication; it is the continuous build for version 0.2.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/frankoemig/hl7.v2.terminology.v291/ and changes regularly. See the Directory of published versions

## : Expanded Yes/no Indicator (2.9.1 - 1.0.1) - XML Representation

Active as of 2026-03-13

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    <CodeSystem xmlns="http://hl7.org/fhir">
      <id value="expandedYes-NoIndicator"/>
      <text>
        <status value="generated"/>
        <div xmlns="http://www.w3.org/1999/xhtml"><ul><li>Include all codes defined in <a href="CodeSystem-expandedYes-NoIndicator.html"><code>http://terminology.hl7.org/v2plusvocab/CodeSystem/expandedYes-NoIndicator</code></a></li></ul></div>
      </text>
      <extension
                 url="http://terminology.hl7.org/v2plusvocab/StructureDefinition/codesystem-v2versionCreated">
        <valueString value="2.9.1"/>
      </extension>
      <extension
                 url="http://terminology.hl7.org/v2plusvocab/StructureDefinition/codesystem-versionHistory">
        <valueString value="generate correct history somehow"/>
      </extension>
      <extension
                 url="http://terminology.hl7.org/v2plusvocab/StructureDefinition/codesystem-tableNo">
        <valueString value="0532"/>
      </extension>
      <url
           value="http://terminology.hl7.org/v2plusvocab/CodeSystem/expandedYes-NoIndicator"/>
      <identifier>
        <system value="urn:ietf:rfc:3986"/>
        <value value="urn:oid:2.16.840.1.113883.18.347"/>
      </identifier>
      <identifier>
        <system value="urn:ietf:rfc:3986"/>
        <value value="http://terminology.hl7.org/v2plusvocab/CodeSystem/v2-0532"/>
      </identifier>
      <version value="1.0.1"/>
      <name value="ExpandedYes-NoIndicator"/>
      <title value="Expanded Yes/no Indicator (2.9.1 - 1.0.1)"/>
      <status value="active"/>
      <experimental value="true"/>
      <date value="2026-03-13T11:04:57+00:00"/>
      <publisher value="HL7/FO"/>
      <contact>
        <name value="HL7/FO"/>
        <telecom>
          <system value="url"/>
          <value value="http://www.hl7.org"/>
        </telecom>
      </contact>
      <description
                   value="HL7-defined code system of concepts used to specify an expansion on the original Yes/No indicator table by including &quot;flavors of null&quot;.  It is intended to be applied to fields where the response is not limited to &quot;yes&quot; or &quot;no&quot;.  Used in numerous locations in HL7 Version 2.x messaging."/>
      <copyright value="HL7 Inc., 2026"/>
      <caseSensitive value="true"/>
      <compositional value="false"/>
      <content value="complete"/>
      <property>
        <code value="versionIntroduced"/>
        <uri
             value="http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionIntroduced"/>
        <description value="version when was this code introduced"/>
        <type value="string"/>
      </property>
      <property>
        <code value="versionDeprecated"/>
        <uri
             value="http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionDeprecated"/>
        <description value="version when was this code deprecated"/>
        <type value="string"/>
      </property>
      <property>
        <code value="status"/>
        <uri value="http://hl7.org/fhir/concept-properties#status"/>
        <description
                     value="A code that indicates the status of the concept. Typical values are active, experimental, deprecated, and retired"/>
        <type value="code"/>
      </property>
      <property>
        <code value="comment"/>
        <uri
             value="http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#comment"/>
        <description
                     value="A string that provides additional detail pertinent to the use or understanding of the concept"/>
        <type value="string"/>
      </property>
      <property>
        <code value="usage"/>
        <uri
             value="http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#usage"/>
        <description value="usage notes for this code"/>
        <type value="string"/>
      </property>
      <property>
        <code value="modified"/>
        <uri
             value="http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#modified"/>
        <description value="date of last modification"/>
        <type value="dateTime"/>
      </property>
      <concept id="5644">
        <code value="ASKU"/>
        <display value="asked but unknown"/>
        <definition value="asked but unknown"/>
        <designation>
          <language value="de"/>
          <value value="gefragt, aber nicht genannt"/>
        </designation>
        <property>
          <code value="comment"/>
          <valueString
                       value="Information was sought but not found (e.g., patient was asked but didn't know"/>
        </property>
        <property>
          <code value="modified"/>
          <valueDateTime value="2015-07-13"/>
        </property>
        <property>
          <code value="versionIntroduced"/>
          <valueString value="2.5"/>
        </property>
      </concept>
      <concept id="5639">
        <code value="N"/>
        <display value="No"/>
        <definition value="No"/>
        <designation>
          <language value="de"/>
          <value value="Nein"/>
        </designation>
        <property>
          <code value="modified"/>
          <valueDateTime value="2015-07-13"/>
        </property>
        <property>
          <code value="versionIntroduced"/>
          <valueString value="2.5"/>
        </property>
      </concept>
      <concept id="5641">
        <code value="NA"/>
        <display value="not applicable"/>
        <definition value="not applicable"/>
        <designation>
          <language value="de"/>
          <value value="nicht anwendbar"/>
        </designation>
        <property>
          <code value="comment"/>
          <valueString
                       value="No proper value is applicable in this context (e.g., last menstrual period for a male)"/>
        </property>
        <property>
          <code value="modified"/>
          <valueDateTime value="2015-07-13"/>
        </property>
        <property>
          <code value="versionIntroduced"/>
          <valueString value="2.5"/>
        </property>
      </concept>
      <concept id="5643">
        <code value="NASK"/>
        <display value="not asked"/>
        <definition value="not asked"/>
        <designation>
          <language value="de"/>
          <value value="nicht erfragt"/>
        </designation>
        <property>
          <code value="comment"/>
          <valueString
                       value="This information has not been sought (e.g., patient was not asked"/>
        </property>
        <property>
          <code value="modified"/>
          <valueDateTime value="2015-07-13"/>
        </property>
        <property>
          <code value="versionIntroduced"/>
          <valueString value="2.5"/>
        </property>
      </concept>
      <concept id="5645">
        <code value="NAV"/>
        <display value="temporarily unavailable"/>
        <definition value="temporarily unavailable"/>
        <designation>
          <language value="de"/>
          <value value="temporär nicht verfügbar"/>
        </designation>
        <property>
          <code value="comment"/>
          <valueString
                       value="Information is not available at this time but it is expected that it will be available later"/>
        </property>
        <property>
          <code value="modified"/>
          <valueDateTime value="2015-07-13"/>
        </property>
        <property>
          <code value="versionIntroduced"/>
          <valueString value="2.5"/>
        </property>
      </concept>
      <concept id="5640">
        <code value="NI"/>
        <display value="No Information"/>
        <definition value="No Information"/>
        <designation>
          <language value="de"/>
          <value value="keine Information"/>
        </designation>
        <property>
          <code value="comment"/>
          <valueString
                       value="No information whatsoever can be inferred from this exceptional value. This is the most general exceptional value. It is also the default exceptional value"/>
        </property>
        <property>
          <code value="modified"/>
          <valueDateTime value="2015-07-13"/>
        </property>
        <property>
          <code value="versionIntroduced"/>
          <valueString value="2.5"/>
        </property>
      </concept>
      <concept id="5646">
        <code value="NP"/>
        <display value="not present"/>
        <definition value="not present"/>
        <property>
          <code value="comment"/>
          <valueString value="Obsolete as of v 2.7."/>
        </property>
        <property>
          <code value="modified"/>
          <valueDateTime value="2015-07-13"/>
        </property>
        <property>
          <code value="versionIntroduced"/>
          <valueString value="2.5"/>
        </property>
      </concept>
      <concept id="5642">
        <code value="UNK"/>
        <display value="unknown"/>
        <definition value="unknown"/>
        <designation>
          <language value="de"/>
          <value value="unbekannt"/>
        </designation>
        <property>
          <code value="comment"/>
          <valueString value="A proper value is applicable, but not known"/>
        </property>
        <property>
          <code value="modified"/>
          <valueDateTime value="2015-07-13"/>
        </property>
        <property>
          <code value="versionIntroduced"/>
          <valueString value="2.5"/>
        </property>
      </concept>
      <concept id="5638">
        <code value="Y"/>
        <display value="Yes"/>
        <definition value="Yes"/>
        <designation>
          <language value="de"/>
          <value value="Ja"/>
        </designation>
        <property>
          <code value="modified"/>
          <valueDateTime value="2015-07-13"/>
        </property>
        <property>
          <code value="versionIntroduced"/>
          <valueString value="2.5"/>
        </property>
      </concept>
    </CodeSystem>