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Test Code FGAGM Ganglioside (Asialo-GM1, GM1, GM2, GD1a, GD1b, and GQ1b) Antibodies

Reporting Name

Ganglioside Antibodies, IgG-IgM

Specimen Type

Serum SST


Specimen Required


Collection Container/Tube: Serum gel

Submission Container/Tube: Plastic vial

Specimen Volume: 0.5 mL serum

Collection Instructions:

1. As soon as possible, centrifuge and aliquot 1 mL of serum into a plastic vial.

2. Send refrigerated.


Specimen Minimum Volume

Serum: 0.1 mL

Specimen Stability Information

Specimen Type Temperature Time
Serum SST Refrigerated (preferred) 14 days
  Frozen  365 days

Reject Due To

Gross hemolysis Reject
Gross lipemia Reject
Gross icterus Reject
Contaminated specimens Reject
Spinal fluid or other body fluids Reject
Heat-inactivated specimens Reject

Reference Values

Negative: ≤29 IV

Equivocal: 30-50 IV

Positive: 51-100

Strong Positive: ≥101 IV

Day(s) Performed

Monday, Wednesday, Friday

Report Available

1 to 8 days

Performing Laboratory

ARUP Laboratories

CPT Code Information

83516 x 6

Method Name

Semi-Quantitative Enzyme-Linked Immunosorbent Assay