HL7 v2.8.2 Vocabulary
0.1.0 - ci-build

HL7 v2.8.2 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.v282/ and changes regularly. See the Directory of published versions

CodeSystem: Sequence Condition Code (2.8.2 - 1.0.0) (Experimental)

Official URL: http://terminology.hl7.org/v2plusvocab/CodeSystem/sequenceCondition Version: 1.0.0
Active as of 2026-01-27 Computable Name: SequenceCondition
Other Identifiers: OID:2.16.840.1.113883.18.328

Copyright/Legal: HL7 Inc., 2026

HL7-defined code system of concepts used to specify the relationship between the start/end of the related service request(s) (from TQ2-3, TQ2-4 or TQ2-5) and the current service request from ORC-2, 3 or 4. Used in HL7 Version 2.x messaging in the TQ2 segment.

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/sequenceCondition defines the following codes:

CodeDisplayDefinitionversionIntroducedmodified
EE End related service request(s), end current service request. End related service request(s), end current service request. 2.5 2015-07-13
ES End related service request(s), start current service request. End related service request(s), start current service request. 2.5 2015-07-13
SE Start related service request(s), end current service request. Start related service request(s), end current service request. 2.5 2015-07-13
SS Start related service request(s), start current service request. Start related service request(s), start current service request. 2.5 2015-07-13