Ganglioside GD1a Antibody (IgG), EIA

Test Code

38916

Alias/See Also

LAB00493

CPT Codes
83520

Preferred Specimen

1 mL serum

Patient Preparation
Overnite fasting is preferred

Minimum Volume

0.2 mL

Transport Container

Transport tube

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)

FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.

Setup Schedule

Mon, wed

Report Available

3-8 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.