Ganglioside GD1a Antibody (IgG), EIA

Test Code
38916


CPT Codes
83520

Preferred Specimen
1 mL serum


Minimum Volume
0.2 mL


Instructions
A fasting sample is required.


Transport Container
Plastic screw-cap vial


Transport Temperature
Refrigerated (cold packs)


Specimen Stability
Room temperature: 24 hours
Refrigerated: 7 days
Frozen: 30 Days


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Received room temperature


Methodology
Enzyme Immunoassay (EIA)

Setup Schedule
Set up: Mon, Wed Night; Report available: 4 days


Reference Range
<1:100 titer


Clinical Significance
Ganglioside GD1a antibody IgG is associated with acute motor axonal neuropathy, sometimes followed by Campylobacter jejuni infections. Ganglioside GD1a antibody IgG can aid in the diagnosis of acute motor axonal neuropathy variant of Guillain-Barre syndrome.


Performing Laboratory
Quest Diagnostics Nichols Institute-San Juan Capistrano, CA
33608 Ortega Highway
San Juan Capistrano, CA 92675-2042




The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.