HL7 v2.8.1 Vocabulary, published by HL7/FO. This guide is not an authorized publication; it is the continuous build for version 0.1.0 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.v281/ and changes regularly. See the Directory of published versions

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: Preferred Specimen/Attribute Status (2.8.1 - 1.0.0) - XML Representation

Active as of 2026-01-27

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<CodeSystem xmlns="http://hl7.org/fhir">
  <id value="preferredSpecimen-AttributeStatus"/>
  <text>
    <status value="generated"/>
    <div xmlns="http://www.w3.org/1999/xhtml"><ul><li>Include all codes defined in <a href="CodeSystem-preferredSpecimen-AttributeStatus.html"><code>http://terminology.hl7.org/v2plusvocab/CodeSystem/preferredSpecimen-AttributeStatus</code></a></li></ul></div>
  </text>
  <extension
             url="http://terminology.hl7.org/v2plusvocab/StructureDefinition/codesystem-v2versionCreated">
    <valueString value="2.8.1"/>
  </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="0920"/>
  </extension>
  <url
       value="http://terminology.hl7.org/v2plusvocab/CodeSystem/preferredSpecimen-AttributeStatus"/>
  <identifier>
    <system value="urn:ietf:rfc:3986"/>
    <value value="urn:oid:2.16.840.1.113883.18.426"/>
  </identifier>
  <version value="1.0.0"/>
  <name value="PreferredSpecimen-AttributeStatus"/>
  <title value="Preferred Specimen/Attribute Status (2.8.1 - 1.0.0)"/>
  <status value="active"/>
  <experimental value="true"/>
  <date value="2026-01-27T19:45:38+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 that indicate whether a Specimen/Attribute is Preferred or Alternate for collection of a particular specimen.  Used in HL7 Version 2.x messaging in Master Files (OM4 segment) to characterize information about specimens that are associated with certain observations."/>
  <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>
    <code value="A"/>
    <display value="Alternate"/>
    <definition value="Alternate"/>
    <property>
      <code value="usage"/>
      <valueString
                   value="This is a specimen that is acceptable as a replacement for a preferred specimen.  In the following field (OM4-17), the sequence number of the preferred specimen must be messaged."/>
    </property>
    <property>
      <code value="versionIntroduced"/>
      <valueString value="2.8"/>
    </property>
  </concept>
  <concept>
    <code value="P"/>
    <display value="Preferred"/>
    <definition value="Preferred"/>
    <property>
      <code value="usage"/>
      <valueString
                   value="This specimen is Preferred for all attributes (Container and Additive) identified in the OM4 segment."/>
    </property>
    <property>
      <code value="versionIntroduced"/>
      <valueString value="2.8"/>
    </property>
  </concept>
</CodeSystem>