HL7 Terminology (THO)
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HL7 Terminology (THO), published by HL7 International - Vocabulary Work Group. This guide is not an authorized publication; it is the continuous build for version 6.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/UTG/ and changes regularly. See the Directory of published versions

CodeSystem: durationCategories

Official URL: http://terminology.hl7.org/CodeSystem/v2-0255 Version: 2.0.0
Active as of 2019-12-01 Responsible: Health Level Seven International Computable Name: DurationCategories
Other Identifiers: OID:2.16.840.1.113883.18.150

Copyright/Legal: This material derives from the HL7 Terminology (THO). THO is copyright ©1989+ Health Level Seven International and is made available under the CC0 designation. For more licensing information see: https://terminology.hl7.org/license.html

Code system of concepts used to classify an observation definition as intended to measure a patient’s state at a point in time. Used in HL7 Version 2.x messaging in the OM1 segment.

Underlying Master Code System for V2 table 0255 (Duration Categories)

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

Generated Narrative: CodeSystem v2-0255

Properties

This code system defines the following properties for its concepts

NameCodeURITypeDescription
status status http://terminology.hl7.org/CodeSystem/utg-concept-properties#status code Status of the concept
deprecated deprecated http://terminology.hl7.org/CodeSystem/utg-concept-properties#v2-table-deprecated code Version of HL7 in which the code was deprecated
V2 Concept Comment v2-concComment http://terminology.hl7.org/CodeSystem/utg-concept-properties#v2-concComment string V2 Concept Comment
HL7 Concept Usage Notes HL7usageNotes http://terminology.hl7.org/CodeSystem/utg-concept-properties#HL7usageNotes string HL7 Concept Usage Notes

Concepts

This case-sensitive code system http://terminology.hl7.org/CodeSystem/v2-0255 defines the following codes in a Is-A hierarchy:

CodeDisplayDefinitionV2 Concept CommentHL7 Concept Usage Notes
* (asterisk) Life of the "unit" (asterisk) Life of the "unit" Used for blood products. Deprecated March 2016; use code LU instead.
30M 30 minutes 30 minutes
1H 1 hour 1 hour
2H 2 hours 2 hours
2.5H 2 1/2 hours 2 1/2 hours
3H 3 hours 3 hours
4H 4 hours 4 hours
5H 5 hours 5 hours
6H 6 hours 6 hours
7H 7 hours 7 hours
8H 8 hours 8 hours
12H 12 hours 12 hours
24H 24 hours 24 hours
2D 2 days 2 days
3D 3 days 3 days
4D 4 days 4 days
5D 5 days 5 days
6D 6 days 6 days
1W 1 week 1 week
2W 2 weeks 2 weeks
3W 3 weeks 3 weeks
4W 4 weeks 4 weeks
1L 1 months (30 days) 1 months (30 days)
2L 2 months 2 months
3L 3 months 3 months
LU Life of the "unit" Life of the "unit" (for blood products). In a master file update for blood products, no specific duration value can be specified (see OM1-43 “Point Versus Interval” field definition).
PT point in time To identify measures at a point in time. This is a synonym for "spot" or "random" as applied to urine measurements.

History

DateActionCustodianAuthorComment
2023-11-14reviseTSMGMarc DuteauAdd standard copyright and contact to internal content; up-476
2020-05-06reviseVocabulary WGTed KleinMigrated to the UTG maintenance environment and publishing tooling.