LOINCActiveBoth

LOINC Code 108198-3: Ganglioside GM4 IgG+IgM IA Ql (S)

108198-3 is a LOINC code used to identify Ganglioside GM4 IgG+IgM IA 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 Ganglioside GM4 Ab.IgG+IgM. 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 GM4 Ab.IgG+IgM. 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 GM4 IgG+IgM Ab [Presence] in Serum by Immunoassay
  • Ganglioside GM4 Ab.IgG+IgM
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; EIA; ELFA; ELISA; Enzyme immunoassay; IAA; Immune globulin G; Immune globulin M; Immunoglobulin G; Immunoglobulin M; MEIA; Monosialoganglioside; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; Screen; Serology; Serum; SR; SUDS

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 GM4 IgG+IgM IA Ql (S)Ganglioside GM4 IgG+IgM Ab [Presence] in Serum by ImmunoassayGM4 IgG+IgM Ser Ql IAGanglioside GM4 Ab.IgG+IgMSEROGanglioside GM4 IgG+IgM, BloodPrThr

Frequently asked questions

Code details

Code108198-3
SystemLOINC
Display nameGanglioside GM4 IgG+IgM IA Ql (S)
DescriptionGanglioside GM4 Ab.IgG+IgM
Short nameGM4 IgG+IgM Ser Ql IA
ComponentGanglioside GM4 Ab.IgG+IgM
PropertyPrThr
TimingPt
System (specimen)Ser
ScaleOrd
MethodIA
ClassSERO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.81
Last changed2.81

Consumer names

Ganglioside GM4 IgG+IgM, Blood

Part names

Ganglioside GM4 Ab.IgG+IgMPrThrPtSerOrdIAPresence or ThresholdPoint 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.