HL7 v2.8 Vocabulary
0.1.0 - ci-build

HL7 v2.8 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.v28/ and changes regularly. See the Directory of published versions

CodeSystem: Preferred Specimen/Attribute Status (2.8 - 1.0.0) (Experimental)

Official URL: http://terminology.hl7.org/v2plusvocab/CodeSystem/preferredSpecimen-AttributeStatus Version: 1.0.0
Active as of 2026-01-27 Computable Name: PreferredSpecimen-AttributeStatus
Other Identifiers: OID:2.16.840.1.113883.18.426

Copyright/Legal: HL7 Inc., 2026

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.

This Code system is referenced in the content logical definition of the following value sets:

Properties

This code system defines the following properties for its concepts

NameCodeURITypeDescription
versionIntroduced versionIntroduced http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionIntroduced string version when was this code introduced
versionDeprecated versionDeprecated http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionDeprecated string version when was this code deprecated
status status http://hl7.org/fhir/concept-properties#status code A code that indicates the status of the concept. Typical values are active, experimental, deprecated, and retired
comment comment http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#comment string A string that provides additional detail pertinent to the use or understanding of the concept
usage usage http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#usage string usage notes for this code
modified modified http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#modified dateTime date of last modification

Concepts

This case-sensitive code system http://terminology.hl7.org/v2plusvocab/CodeSystem/preferredSpecimen-AttributeStatus defines the following codes:

CodeDisplayDefinitionversionIntroducedusage
A Alternate Alternate 2.8 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.
P Preferred Preferred 2.8 This specimen is Preferred for all attributes (Container and Additive) identified in the OM4 segment.