LOINCActiveObservation

LOINC Code 31501-0: Ganglioside GM1 IgG+IgM Ql (S)

31501-0 is a LOINC code used to identify Ganglioside GM1 IgG+IgM 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 GM1 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 GM1 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: Observation

What it does not mean

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

Key facts

  • Ganglioside GM1 IgG+IgM Ab [Presence] in Serum
  • Ganglioside GM1 Ab.IgG+IgM
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; Ganglioside monosialo; GM1 Gangl; Immune globulin G; Immune globulin M; Immunoglobulin G; Immunoglobulin M; Monosialoganglioside; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; 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.

Common synonyms

Ganglioside GM1 IgG+IgM Ql (S)Ganglioside GM1 IgG+IgM Ab [Presence] in SerumGM1 Gangl IgG+IgM Ser QlGanglioside GM1 Ab.IgG+IgMSEROGanglioside GM1 IgG+IgM, BloodPrThr

Frequently asked questions

Code details

Code31501-0
SystemLOINC
Display nameGanglioside GM1 IgG+IgM Ql (S)
DescriptionGanglioside GM1 Ab.IgG+IgM
Short nameGM1 Gangl IgG+IgM Ser Ql
ComponentGanglioside GM1 Ab.IgG+IgM
PropertyPrThr
TimingPt
System (specimen)Ser
ScaleOrd
ClassSERO
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.07
Last changed2.56

Consumer names

Ganglioside GM1 IgG+IgM, Blood

Part names

Ganglioside GM1 Ab.IgG+IgMPrThrPtSerOrdGanglioside GM1 IgG+IgMPresence 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.

LOINC Code 31501-0 | HealthAssure