LOINCActiveBoth

LOINC Code 43240-1: Ganglioside GM1 IgG IA (S) [Titer]

43240-1 is a LOINC code used to identify Ganglioside GM1 IgG IA (S) [Titer] 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 Ganglioside GM1 Ab.IgG. 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 Ganglioside GM1 Ab.IgG. 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
  • Method: IA

What it does not mean

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

Key facts

  • Ganglioside GM1 IgG Ab [Titer] in Serum by Immunoassay
  • Ganglioside GM1 Ab.IgG
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; Dilution factor; Dilution Factor (Titer); EIA; ELFA; ELISA; Enzyme immunoassay; Ganglioside monosialo; GM1 Gangl; IAA; Immune globulin G; Immunoglobulin G; MEIA; Monosialoganglioside; Point in time; Random; Serology; Serum; SmQn; SR; SUDS; Titer; Titered; Titre; Ttr

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

Ganglioside GM1 IgG IA (S) [Titer]Ganglioside GM1 IgG Ab [Titer] in Serum by ImmunoassayGM1 Gangl IgG Titr Ser IAGanglioside GM1 Ab.IgGSEROGanglioside GM1 IgG antibody, BloodTitr

Frequently asked questions

Code details

Code43240-1
SystemLOINC
Display nameGanglioside GM1 IgG IA (S) [Titer]
DescriptionGanglioside GM1 Ab.IgG
Short nameGM1 Gangl IgG Titr Ser IA
ComponentGanglioside GM1 Ab.IgG
PropertyTitr
TimingPt
System (specimen)Ser
ScaleSemiQn
MethodIA
ClassSERO
Example unitstiter
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.17
Last changed2.75

Consumer names

Ganglioside GM1 IgG antibody, Blood

Part names

Ganglioside GM1 Ab.IgGTitrPtSerSemiQnIAGanglioside GM1 IgGTiterPoint in time (spot)SerumImmunoassay

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.