Co-GM1 Triad™ Antibody Test

Test Code

118512

Alias/See Also

1230400131 | LAB7712: CO GM1 Triad Autoantibody | QUEST EAP: 118512

CPT Codes
83520 (x3)

Includes

Co-GM1 (IgG, IgA, IgM isotyping)
Co-GM1 Asialo
Co-GD1b

Preferred Specimen

2 mL serum collected in a red-top tube (no gel)

Minimum Volume

2 mL

Transport Temperature

Refrigerated (cold packs)

Specimen Stability

Room temperature: 72 hours
Refrigerated: 14 days
Frozen: Not established

Methodology
Enzyme-Linked Immunosorbent Assay (ELISA)

Setup Schedule

Set up: Mon, Wed; Report available: 16-21 days

Reference Range

See Laboratory Report

Clinical Significance

Detection of anti-GM1, anti-asialo-GM1 and anti-GD1b antibodies using covalent ELISA technology.

Type of Disorder: Peripheral Neuropathy
Typical Presentation: Slowly progressive, distal motor neuropathy

Anti-GM1, anti-asialo-GM1, and anti-GD1b antibodies are found in patients with an acute presentation of muscle weakness, areflexia, autonomic dysfunction, and cranial nerve involvement.

Performing Laboratory
Athena Diagnostics, Inc.
200 Forest Street, 2nd Floor
Marlborough, MA 01752

Last Updated: April 21, 2023

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.