Ganglioside GD1a Antibody (IgG), EIA

Test Code
38916

CPT Codes
83520

Preferred Specimen
1 mL Serum

Minimum Volume
0.2 mL Serum

Instructions
Overnight fasting is preferred.

Transport Temperature
 Refrigerated

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
Night Sets up 2 days a week.

Report Available
Reports in 2 days.

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.



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.