LOINCObservation

LOINC Code 21097-1: Black Bean IgE RAST class (S)

21097-1 is a LOINC code used to identify Black Bean 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 Bean black 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 Bean black 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 Black Bean IgE Ab RAST class [Presence] in Serum
  • Bean black Ab.IgE.RAST class
  • ABS; Aby; Allergen; Allergens; ALLERGY TESTING; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; Beans; Black Bean; IgE RAST; Immune globulin E; Immunoglobulin E; Ordinal; Phaseolus vulgaris; Point in time; PR; QL; Qual; Qualitative; Random; Screen; Serum; SR; Turtle bean

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

Black Bean IgE RAST class (S)Deprecated Black Bean IgE Ab RAST class [Presence] in SerumDeprecated Black Bean IgE RAST QlBean black Ab.IgE.RAST classALLERGYBlack bean allergy testPrThr

Frequently asked questions

Code details

Code21097-1
SystemLOINC
Display nameBlack Bean IgE RAST class (S)
DescriptionBean black Ab.IgE.RAST class
Short nameDeprecated Black Bean IgE RAST Ql
ComponentBean black 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 released1.0m
Last changed2.75

Consumer names

Black bean allergy test

Part names

Bean black 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.

LOINC Code 21097-1 | HealthAssure