LOINCObservation

LOINC Code 25329-4: A. pullulans IgE RAST class (S)

25329-4 is a LOINC code used to identify A. pullulans 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 Aureobasidium pullulans 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 Aureobasidium pullulans 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 Aureobasidium pullulans IgE Ab RAST class in Serum
  • Aureobasidium pullulans Ab.IgE.RAST class
  • A pullulans; ABS; Aby; Allergen; Allergens; ALLERGY TESTING; Antby; Anti; Antibodies; Antibody; Arbitrary concentration; Aureobasidm; Autoantibodies; Autoantibody; IgE RAST; Immune globulin E; Immunoglobulin E; m12; Ordinal; P aureobasidium; P pullulans; Point in time; Pullaria aureobasidium; Pullulan; Pullularia; Pullularia pullulans; 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

A. pullulans IgE RAST class (S)Deprecated Aureobasidium pullulans IgE Ab RAST class in SerumDeprecated A pullulans IgE RAST QlAureobasidium pullulans Ab.IgE.RAST classALLERGYAureobasidium pullulans allergy testACnc

Frequently asked questions

Code details

Code25329-4
SystemLOINC
Display nameA. pullulans IgE RAST class (S)
DescriptionAureobasidium pullulans Ab.IgE.RAST class
Short nameDeprecated A pullulans IgE RAST Ql
ComponentAureobasidium pullulans Ab.IgE.RAST class
PropertyACnc
TimingPt
System (specimen)Ser
ScaleOrd
ClassALLERGY
StatusDEPRECATED
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.00
Last changed2.36

Consumer names

Aureobasidium pullulans allergy test

Part names

Aureobasidium pullulans Ab.IgE.RAST classACncPtSerOrdArbitrary ConcentrationPoint 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.

LOINC Code 25329-4 | HealthAssure