Myelin Associated Glycoprotein (MAG)-SGPG Antibody (IgM)

Test Code

CPT Codes

Preferred Specimen
1 mL serum

Patient Preparation
Overnight fasting is preferred

Minimum Volume
0.2 mL

Avoid hemolysis.

Transport Temperature
Refrigerated (cold packs)

Specimen Stability
Room temperature: 48 hours
Refrigerated: 14 days
Frozen: 30 days

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

Enzyme Immunoassay (EIA) • Endpoint Titered

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

Reference Range
See Laboratory Report

Clinical Significance
MAG, Antibody IgM is useful in detecting antibodies associated with autoimmune peripheral neuropathy.

Performing Laboratory
Quest Diagnostics Nichols Inst San Juan Capistrano 
33608 Ortega Highway
San Juan Capistrano, CA 92690-6130

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.