HL7 Terminology (THO)
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HL7 Terminology (THO), published by HL7 International - Vocabulary Work Group. This is not an authorized publication; it is the continuous build for version 5.1.3). This version is based on the current content of https://github.com/HL7/UTG/ and changes regularly. See the Directory of published versions

CodeSystem: allergySeverity

Official URL: http://terminology.hl7.org/CodeSystem/v2-0128 Version: 2.2.0
Active as of 2019-12-01 Responsible: HL7, Inc Computable Name: AllergySeverity
Other Identifiers: id: urn:oid:2.16.840.1.113883.18.55

Copyright/Legal: Copyright HL7. Licensed under creative commons public domain

Code system of concepts which specify the general severity of an allergy. Used in HL7 Version 2.x messaging in the AL1 segment.

Underlying Master Code System for V2 table 0128 (Allergy Severity)

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 code system http://terminology.hl7.org/CodeSystem/v2-0128 defines the following codes:

CodeDisplayDefinitionDeutsch (German, de)
SV SevereSevereLebensbedrohlich
MO ModerateModerateMittel
MI MildMildLeicht
U UnknownUnknownunbekannt


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