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

Test Summary

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

Aliases

  • N/A

Specimen Collection

Special Instructions

N/A

Preferred Specimen

1 mL serum

Minimum Volume

0.2 mL

Instructions

Avoid hemolysis.

Patient Preparation

Overnight fasting is preferred

Storage

N/A

Transport Temperature

Refrigerated (cold packs)

Specimen Stability

  • Room temperature: 48 hours
  • Refrigerated: 14 days
  • Frozen: 30 days

Limitations

N/A

Other Acceptable Specimens

N/A

Unacceptable Specimens

Received room temperature

Order Code

MAGABM

EPIC (Premier) Code

LAB5313

Includes

N/A

CPT Code

  • 83520

Billing Code

  • 671019

CPT Statement

Methodology

Enzyme Immunoassay (EIA) • Endpoint Titered

FDA Status

FDA Approved

Physician Attestation of Informed Consent

N/A

Testing Laboratory

Quest Diagnostics Nichols Institute
33608 Ortega Highway
San Juan Capistrano CA, 92675

Department

Reference Testing

Reference Range

≤1:1600 titer

Setup Schedule / Expected Turnaround Time

Monday, Wednesday; Report available: 4 days

Specimen Collection

Special Instructions

N/A

Preferred Specimen

1 mL serum

Minimum Volume

0.2 mL

Instructions

Avoid hemolysis.

Patient Preparation

Overnight fasting is preferred

Storage

N/A

Transport Temperature

Refrigerated (cold packs)

Specimen Stability

  • Room temperature: 48 hours
  • Refrigerated: 14 days
  • Frozen: 30 days

Limitations

N/A

Other Acceptable Specimens

N/A

Unacceptable Specimens

Received room temperature

Billing

CPT Code

  • 83520

Billing Code

  • 671019

CPT Statement

Result Information

Methodology

Enzyme Immunoassay (EIA) • Endpoint Titered

Testing Laboratory

N/A

Reference Range

≤1:1600 titer

Setup Schedule / Expected Turnaround Time

Monday, Wednesday; Report available: 4 days