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Epic Code LAB1231965 Ganglioside GM-1 Antibodies (IgG, IgM), EIA

Test Name Alias

Ganglioside-Monosialic Acid Antibodies, GM1 Antibody Panel | LAB1230031 | GANGLIOSIDE | Quest: 37093

Interface Order Alias

1231965

Clinical Information

Ganglioside GM-1 Antibodies (IgG, IgM), EIA - Ganglioside GM-1 Antibody IgG is associated with the Guillain-Barre syndrome, particularly the acute motor axonal neuropathy variant. Antibody IgM is associated with chronic multifocal motor neuropathy.

Specimen Requirements

Collect (preferred specimen): One Gold-top SST tube.
Also acceptable: One plain Red-top tube.

Send specimen for processing immediately after collection.

 

Physician Office/Draw Specimen Preparation

Let specimen clot 30-60 minutes then centrifuge to separate serum from cells . Transfer serum to a plastic transport tube and refrigerate (2-8°C or 36-46°F) immediately.

 

In-Lab Processing

Let specimen clot 30-60 minutes then centrifuge to separate serum from cells . Transfer serum to a plastic transport tube and refrigerate (2-8°C or 36-46°F) immediately.
 

Specimen Transport Temperature

Transport: 1.0 mL serum, refrigerated (2-8°C or 36-46°F). (Minimum: 0.2mL)

Rejection Criteria

  • Received room temperature
  • Specimens not collected and processed as indicated.

Specimen Stability

Room Temperature (20-26°C or 68-78.8°F): 48 hours
Refrigerated (2-8°C or 36-46°F): 14 days
Frozen (-20°C/-4°F or below): 30 days

Specimen Storage in Department Prior to Disposal:

Specimen retention time is determined by the policy of the reference laboratory. Contact the Send Outs Laboratory with any questions.

Test Frequency

Monday, Wednesday,
Results available in 4-9 days.

Reference Range

GM-1 Antibody (IgG)

<1:800 titer

GM-1 Antibody (IgM)

<1:800 titer


IgG, IgM Antibodies to Ganglioside GM1

Normal

<1:800

Moderately elevated

1:800-1:3200

Highly elevated

≥1:6400

Performing Department

Send Outs

Performing Department Laboratory Location

Sent to Quest Diagnostics- Wood Dale, IL

Methodology

Immunoassay (IA)

CPT

83520(x2)

LOINC

Not available

Reviewed Date

11/2/2025

Orderable Regions

Send Outs