HL7 v2.8.1 Vocabulary
0.1.0 - ci-build

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

## CodeSystem: Specimen Role (2.8.1 - 1.1.0) (Experimental)

Official URL: http://terminology.hl7.org/v2plusvocab/CodeSystem/specimenRole | Version: 1.1.0
Active as of 2026-01-27 | Computable Name: SpecimenRole
Other Identifiers: OID:2.16.840.1.113883.18.227
Copyright/Legal: HL7 Inc., 2026

HL7-defined code system of concepts that identify the role of a sample. Used in HL7 Version 2.x messaging in the Specimen (SPM) and Observation Request (OBR) segments.

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

- Hl7VSspecimenRole

Properties

This code system defines the following properties for its concepts

Name | Code | URI | Type | Description
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/specimenRole` defines the following codes:

Code | Display | Definition | versionIntroduced | comment
B | Blind Sample | Blind Sample | 2.4 |
C | Calibrator, used for initial setting of calibration | Calibrator, used for initial setting of calibration | 2.4 |
E | Electronic QC, used with manufactured reference providing signals that simulate QC results | Electronic QC, used with manufactured reference providing signals that simulate QC results | 2.5 |
F | Specimen used for testing proficiency of the organization performing the testing (Filler) | Specimen used for testing proficiency of the organization performing the testing (Filler) | 2.5 |
G | Group (where a specimen consists of multiple individual elements that are not individually identified) | Group (where a specimen consists of multiple individual elements that are not individually identified) | 2.5 |
L | Pool (aliquots of individual specimens combined to form a single specimen representing all of the components.) | Pool (aliquots of individual specimens combined to form a single specimen representing all of the components.) | 2.5 |
O | Specimen used for testing Operator Proficiency | Specimen used for testing Operator Proficiency | 2.5 |
P | Patient | Patient | 2.4 | default if blank component value
Q | Control specimen | Control specimen | 2.4 |
R | Replicate | Replicate (of patient sample as a control) | 2.4 |
V | Verifying Calibrator | Verifying Calibrator, used for periodic calibration checks | 2.5 |