LOINCObservation

LOINC Code 82022-5: Galactose-alpha-1,3-galactose (Alpha-Gal) IgE RAST class (S)

82022-5 is a LOINC code used to identify Galactose-alpha-1,3-galactose (Alpha-Gal) IgE RAST class (S) in laboratory and clinical observation data. You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges. LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Galactose-alpha-1,3-galactose Ab.IgE.RAST class. It is commonly used with the system or sample type Ser.

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Galactose-alpha-1,3-galactose Ab.IgE.RAST class. It is commonly used with the system or sample type Ser.

When is it used?

  • Used in lab systems, EHRs, and clinical data exchange.
  • May identify a test, observation, survey item, or clinical document request rather than a diagnosis.
  • Status: DEPRECATED
  • Order vs observation: Observation

What it does not mean

  • The code identifies the observation or test, not the actual result.

Key facts

  • Deprecated Galactose-alpha-1,3-galactose (Alpha-Gal) IgE Ab RAST class [Presence] in Serum
  • Galactose-alpha-1,3-galactose Ab.IgE.RAST class
  • A1; ABS; Aby; Alfa; Allergen; Allergens; ALLERGY TESTING; Alpha-Gal; Alpha-Gal Ab; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; Cerebrose; i; IgE RAST; III; Immune globulin E; Immunoglobulin E; lone star tick; meat allergy; o215; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; Screen; Serum; SR

Where you may see this code

You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges.

Common synonyms

Galactose-alpha-1,3-galactose (Alpha-Gal) IgE RAST class (S)Deprecated Galactose-alpha-1,3-galactose (Alpha-Gal) IgE Ab RAST class [Presence] in SerumDeprecated Alpha-Gal IgE RAST QlGalactose-alpha-1,3-galactose Ab.IgE.RAST classALLERGYGalactose-alpha-1,3-galactose (Alpha-Gal) allergy testPrThr

Frequently asked questions

Code details

Code82022-5
SystemLOINC
Display nameGalactose-alpha-1,3-galactose (Alpha-Gal) IgE RAST class (S)
DescriptionGalactose-alpha-1,3-galactose Ab.IgE.RAST class
Short nameDeprecated Alpha-Gal IgE RAST Ql
ComponentGalactose-alpha-1,3-galactose Ab.IgE.RAST class
PropertyPrThr
TimingPt
System (specimen)Ser
ScaleOrd
ClassALLERGY
StatusDEPRECATED
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.56
Last changed2.75

Consumer names

Galactose-alpha-1,3-galactose (Alpha-Gal) allergy test

Part names

Galactose-alpha-1,3-galactose Ab.IgE.RAST classPrThrPtSerOrdPresence or ThresholdPoint in time (spot)Serum

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from LOINC. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.