HL7 Terminology (THO)
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This page is part of the HL7 Terminology (v5.5.0: Release) based on FHIR (HL7® FHIR® Standard) R4. This is the current published version. For a full list of available versions, see the Directory of published versions

CodeSystem: natureOfChallenge

Official URL: http://terminology.hl7.org/CodeSystem/v2-0257 Version: 2.0.0
Active as of 2019-12-01 Responsible: Health Level Seven International Computable Name: NatureOfChallenge
Other Identifiers: urn:ietf:rfc:3986#Uniform Resource Identifier (URI)#urn:oid:2.16.840.1.113883.18.152

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

HL7-defined code system of concepts used to further describe an observation definition that is characterized as a challenge observation. Used in HL7 Version 2.x messaging in the OM1 segment.

Underlying Master Code System for V2 table 0257 (Nature of Challenge)

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

CodeURITypeDescription
statushttp://terminology.hl7.org/CodeSystem/utg-concept-properties#statuscodeStatus of the concept
deprecatedhttp://terminology.hl7.org/CodeSystem/utg-concept-properties#v2-table-deprecatedcodeVersion of HL7 in which the code was deprecated

Concepts

This case-sensitive code system http://terminology.hl7.org/CodeSystem/v2-0257 defines the following codes in a Is-A heirarchy:

CodeDisplayDefinition
CFST Fasting (no calorie intake) for the period specified in the time component of the term, e.g., 1H POST CFSTFasting (no calorie intake) for the period specified in the time component of the term, e.g., 1H POST CFST
EXCZ Exercise undertaken as challenge (can be quantified)Exercise undertaken as challenge (can be quantified)
FFST No fluid intake for the period specified in the time component of the termNo fluid intake for the period specified in the time component of the term

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.