HL7 Terminology (THO)
7.2.0 - Publication International flag

HL7 Terminology (THO), published by HL7 International - Vocabulary Work Group. This guide is not an authorized publication; it is the continuous build for version 7.2.0 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: ObservationreferenceRangeNormalValue

Official URL: http://terminology.hl7.org/CodeSystem/observation-referencerange-normalvalue Version: 1.0.0
Active as of 2026-06-01 Maturity Level: 5 Responsible: Health Level Seven International Computable Name: ObservationReferenceRangeNormalValue
Other Identifiers: OID:2.16.840.1.113883.4.642.4.2099

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

Codes that describe the normal value in the reference range.

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

Last updated: 2023-03-26 15:21:02+1100

Profile: Shareable CodeSystem

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

CodeDisplayDefinition
negative Negative The expected normal value for the observation is negative.
absent Absent The expected normal value for the observation is absent.

Description of the above table(s).

History

DateActionCustodianAuthorComment
2026-06-01 03:12:32+0000createOrders and Observations WGMarti VelezisMigrate http://hl7.org/fhir/observation-referencerange-normalvalue from FHIR Core