HL7 Terminology
2.0.0 - Publication

This page is part of the HL7 Terminology (v2.0.0: 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

ValueSet: KnowledgeSubtopicObservationValue


Defining URL:http://terminology.hl7.org/ValueSet/v3-KnowledgeSubtopicObservationValue
Status:Active as of 2010-03-16

Observation values used to indicate a knowledge subtopic of interest for which knowledge content is requested (e.g., treatment, etiology, prognosis).

OID:2.16.840.1.113883.11.77 (for OID based terminology systems)
Source Resource:XML / JSON / Turtle


This value set is not used here; it may be used elsewhere (e.g. specifications and/or implementations that use this content)

Logical Definition (CLD)

This value set includes codes based on the following rules:



This value set contains 5 concepts

Expansion based on SNOMED CT International edition 31-Jul. 2020

All codes from system http://snomed.info/sct

79899007Drug interaction
47965005Differential diagnosis
404204005Drug interaction with drug
95907004Drug interaction with food
95906008Drug interaction with alcohol

Explanation of the columns that may appear on this page:

Level A few code lists that FHIR defines are hierarchical - each code is assigned a level. In this scheme, some codes are under other codes, and imply that the code they are under also applies
Source The source of the definition of the code (when the value set draws in codes defined elsewhere)
Code The code (used as the code in the resource instance)
Display The display (used in the display element of a Coding). If there is no display, implementers should not simply display the code, but map the concept into their application
Definition An explanation of the meaning of the concept
Comments Additional notes about how to use the code


2020-05-06reviseVocabulary WGTed KleinMigrated to the UTG maintenance environment and publishing tooling.