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 5.5.0 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: allergenType

Official URL: http://terminology.hl7.org/CodeSystem/v2-0127 Version: 2.0.0
Active as of 2019-12-01 Responsible: Health Level Seven International Computable Name: AllergenType
Other Identifiers: urn:ietf:rfc:3986#Uniform Resource Identifier (URI)#urn:oid:2.16.840.1.113883.18.54

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

Code system of concepts speciying a classification of general allergy categories (drug, food, pollen, etc.). Used in HL7 Version 2.x messaging in the AL1 segment.

Underlying Master Code System for V2 table 0127 (Allergen Type)

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


This code system defines the following properties for its concepts

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


This case-sensitive code system http://terminology.hl7.org/CodeSystem/v2-0127 defines the following codes in a Is-A heirarchy:

CodeDisplayDefinitionDeutsch (German, de)
DA Drug allergyDrug allergyMedikamentenallergie
FA Food allergyFood allergyNahrungsmittelallergie
MA Miscellaneous allergyMiscellaneous allergySonstige Allergie
MC Miscellaneous contraindicationMiscellaneous contraindicationSonstige Kontraindikation
EA Environmental AllergyEnvironmental AllergyAllergie gegen Umwelteinflüsse
AA Animal AllergyAnimal AllergyTierallergie
PA Plant AllergyPlant AllergyPflanzenallergie
LA Pollen AllergyPollen AllergyPollenallergie


2023-11-14reviseMarc DuteauTSMGAdd standard copyright and contact to internal content; up-476
2020-05-06reviseTed KleinVocabulary WGMigrated to the UTG maintenance environment and publishing tooling.