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 43624-6: Acetylcholine receptor binding Ab Ql (S)

Name: LOINC Code 43624-6: Acetylcholine receptor binding Ab Ql (S)
Creator: HealthAssure Clinical Team
Published: 2026-05-25T17:13:11.347Z

43624-6 is a LOINC code used to identify Acetylcholine receptor binding Ab Ql (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 Acetylcholine receptor binding Ab. It is commonly used with the system or sample type Ser.

Reviewed by HealthAssure Clinical TeamUpdated 25 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 Acetylcholine receptor binding Ab. 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

Acetylcholine receptor binding Ab [Presence] in Serum
Acetylcholine receptor binding Ab
ABS; Aby; Acetylch; ACH; AChR; AChR Bind; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; Bind; Neuro; Neurology; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; Rec; Recept; Receptors; Recp; Recptr; Screen; Serology; 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.

Related SNOMED CT concepts

705114005SNOMED CT mapping for Acetylcholine receptor binding Ab Ql (S) (43624-6)

Related observations and tests

SNOMED_CT 705114005high

LOINC Code System

Source: LOINC-SNOMED cooperation package

Common synonyms

Acetylcholine receptor binding Ab Ql (S)Acetylcholine receptor binding Ab [Presence] in SerumAChR Bind Ab Ser QlAcetylcholine receptor binding AbSEROAcetylcholine receptor binding antibody, BloodPrThr

Frequently asked questions

Code details

Code43624-6

SystemLOINC

Display nameAcetylcholine receptor binding Ab Ql (S)

DescriptionAcetylcholine receptor binding Ab

Short nameAChR Bind Ab Ser Ql

ComponentAcetylcholine receptor binding Ab

PropertyPrThr

TimingPt

System (specimen)Ser

ScaleOrd

ClassSERO

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.17

Last changed2.73

Consumer names

Acetylcholine receptor binding antibody, Blood

Part names

Acetylcholine receptor binding AbPrThrPtSerOrdPresence 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.