HL7 v2.7 Vocabulary
0.1.0 - ci-build

HL7 v2.7 Vocabulary, published by HL7/FO. This guide is not an authorized publication; it is the continuous build for version 0.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/frankoemig/hl7.v2.terminology.v27/ and changes regularly. See the Directory of published versions

CodeSystem: Allergen Type (2.7 - 1.1.0) (Experimental)

Official URL: http://terminology.hl7.org/v2plusvocab/CodeSystem/allergenType Version: 1.1.0
Active as of 2026-01-27 Computable Name: AllergenType
Other Identifiers: OID:2.16.840.1.113883.18.54

Copyright/Legal: HL7 Inc., 2026

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.

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

NameCodeURITypeDescription
versionIntroduced versionIntroduced http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionIntroduced string version when was this code introduced
versionDeprecated versionDeprecated http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionDeprecated string version when was this code deprecated
status status http://hl7.org/fhir/concept-properties#status code A code that indicates the status of the concept. Typical values are active, experimental, deprecated, and retired
comment comment http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#comment string A string that provides additional detail pertinent to the use or understanding of the concept
usage usage http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#usage string usage notes for this code
modified modified http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#modified dateTime date of last modification

Concepts

This case-sensitive code system http://terminology.hl7.org/v2plusvocab/CodeSystem/allergenType defines the following codes:

CodeDisplayDefinitionversionIntroducedDeutsch (German, de)
AA Animal Allergy Animal Allergy 2.4 Tierallergie
DA Drug Allergy Drug allergy 2.2 Medikamentenallergie
EA Environmental Allergy Environmental Allergy 2.4 Allergie gegen Umwelteinflüsse
FA Food Allergy Food allergy 2.2 Nahrungsmittelallergie
LA Pollen Allergy Pollen Allergy 2.4 Pollenallergie
MA Miscellaneous Allergy Miscellaneous allergy 2.2 Sonstige Allergie
MC Miscellaneous Contraindication Miscellaneous contraindication 2.2 Sonstige Kontraindikation
PA Plant Allergy Plant Allergy 2.4 Pflanzenallergie