LOINCActiveBoth

LOINC Code 50650-1: Lupin seed IgE Qn (S)

50650-1 is a LOINC code used to identify Lupin seed IgE Qn (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 Lupinus albus seed Ab.IgE. 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 Lupinus albus seed Ab.IgE. 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: ACTIVE
  • Order vs observation: Both

What it does not mean

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

Key facts

  • Lupin seed IgE Ab [Units/volume] in Serum
  • Lupinus albus seed Ab.IgE
  • ABS; Aby; Allergen; Allergens; ALLERGY TESTING; Antby; Anti; Antibodies; Antibody; Arbitrary concentration; Autoantibodies; Autoantibody; f335; Immune globulin E; Immunoglobulin E; Lupin seed; Lupine seed; Point in time; QNT; Quan; Quant; Quantitative; Random; Rf335; Seeds; 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

Lupin seed IgE Qn (S)Lupin seed IgE Ab [Units/volume] in SerumLupin seed IgE QnLupinus albus seed Ab.IgEALLERGYLupin seed allergy testACnc

Frequently asked questions

Code details

Code50650-1
SystemLOINC
Display nameLupin seed IgE Qn (S)
DescriptionLupinus albus seed Ab.IgE
Short nameLupin seed IgE Qn
ComponentLupinus albus seed Ab.IgE
PropertyACnc
TimingPt
System (specimen)Ser
ScaleQn
ClassALLERGY
Example unitskIU/L
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.22
Last changed2.73

Consumer names

Lupin seed allergy test

Part names

Lupinus albus seed Ab.IgEACncPtSerQnLupin (Lupinus albus) seed IgEArbitrary 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 50650-1 | HealthAssure