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.

LOINCBoth

LOINC Code 7256-1: Western Cottonwood IgE Qn (S)

Name: LOINC Code 7256-1: Western Cottonwood IgE Qn (S)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:51.525Z

7256-1 is a LOINC code used to identify Western Cottonwood 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 Populus fremontii 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 Populus fremontii 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: DEPRECATED
Order vs observation: Both

What it does not mean

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

Key facts

Deprecated Western Cottonwood IgE Ab [Units/volume] in Serum
Populus fremontii Ab.IgE
ABS; Aby; Allergen; Allergens; ALLERGY TESTING; Antby; Anti; Antibodies; Antibody; Arbitrary concentration; Autoantibodies; Autoantibody; Fremont cottonwood; Immune globulin E; Immunoglobulin E; Point in time; QNT; Quan; Quant; Quantitative; Random; Serum; SR; West Cottonwood; Western cottonwood

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

Western Cottonwood IgE Qn (S)Deprecated Western Cottonwood IgE Ab [Units/volume] in SerumDeprecated West Cottonwood IgE QnPopulus fremontii Ab.IgEALLERGYWestern cottonwood allergy testACnc

Frequently asked questions

Code details

Code7256-1

SystemLOINC

Display nameWestern Cottonwood IgE Qn (S)

DescriptionPopulus fremontii Ab.IgE

Short nameDeprecated West Cottonwood IgE Qn

ComponentPopulus fremontii Ab.IgE

PropertyACnc

TimingPt

System (specimen)Ser

ScaleQn

ClassALLERGY

StatusDEPRECATED

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released1.0h(2)

Last changed2.69

Consumer names

Western cottonwood allergy test

Part names

Populus fremontii Ab.IgEACncPtSerQnWestern Cottonwood (Populus fremontii) 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.