What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCActiveBoth

LOINC Code 56726-3: Perennial rye grass recombinant profilin IgE Qn (S)

Name: LOINC Code 56726-3: Perennial rye grass recombinant profilin IgE Qn (S)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:38.264Z

56726-3 is a LOINC code used to identify Perennial rye grass recombinant profilin 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 Lolium perenne recombinant profilin 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 Lolium perenne recombinant profilin 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

Perennial rye grass recombinant profilin IgE Ab [Units/volume] in Serum
Lolium perenne recombinant profilin Ab.IgE
ABS; Aby; Allergen; Allergens; ALLERGY TESTING; Antby; Anti; Antibodies; Antibody; Arbitrary concentration; Autoantibodies; Autoantibody; g005; g5; Immune globulin E; Immunoglobulin E; Italian Ryegrass; Per rye grass; Per rye grass profilin; Perennial ryegrass; Point in time; QNT; Quan; Quant; Quantitative; Random; Rye grass; Ryegrass; 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

Perennial rye grass recombinant profilin IgE Qn (S)Perennial rye grass recombinant profilin IgE Ab [Units/volume] in SerumPer rye grass profilin IgE QnLolium perenne recombinant profilin Ab.IgEALLERGYPerennial rye grass recombinant profilin allergy testACnc

Frequently asked questions

Code details

Code56726-3

SystemLOINC

Display namePerennial rye grass recombinant profilin IgE Qn (S)

DescriptionLolium perenne recombinant profilin Ab.IgE

Short namePer rye grass profilin IgE Qn

ComponentLolium perenne recombinant profilin 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 released2.29

Last changed2.42

Consumer names

Perennial rye grass recombinant profilin allergy test

Part names

Lolium perenne recombinant profilin Ab.IgEACncPtSerQnPerennial rye grass (Lolium perenne) recombinant profilin 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.