HL7 Terminology
2.1.0 - Publication

This page is part of the HL7 Terminology (v2.1.0: Release) based on FHIR R4. The current version which supercedes this version is 5.2.0. For a full list of available versions, see the Directory of published versions

CodeSystem: date-timeSelectionQualifier


Defining URL:http://terminology.hl7.org/CodeSystem/v2-0158
Status:Active as of 2019-12-01

HL7-defined code system of conceptss that allow the specification of certain types of values within the date/time range. Used in HL7 Vesion 2 messaging in the QRF segment.

Publisher:HL7, Inc

Copyright HL7. Licensed under creative commons public domain

Content:Complete: All the concepts defined by the code system are included in the code system resource
OID:2.16.840.1.113883.18.76 (for OID based terminology systems)
Value Set:http://terminology.hl7.org/ValueSet/v2-0158 ( is the value set for all codes in this code system)
Source Resource:XML / JSON / Turtle

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


statushttp://terminology.hl7.org/CodeSystem/utg-concept-properties#statusStatus of the conceptcode
deprecatedhttp://terminology.hl7.org/CodeSystem/utg-concept-properties#v2-table-deprecatedVersion of HL7 in which the code was deprecatedcode

This code system http://terminology.hl7.org/CodeSystem/v2-0158 defines the following codes:

1ST First value within rangeFirst value within range
ALL All values within the rangeAll values within the range
LST Last value within the rangeLast value within the range
REV All values within the range returned in reverse chronological order (This is the default if not otherwise specified.)All values within the range returned in reverse chronological order (This is the default if not otherwise specified.)

Additional Language Displays

CodeDeutsch (German, de)
1STerster Wert
ALLalle Werte
LSTletzter Wert
REValle Werte in umgekehrter chronologischer Reihenfolge


2020-05-06reviseTed KleinVocabulary WGMigrated to the UTG maintenance environment and publishing tooling.