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

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

Test Code

37078
83520
37078
83520
In-home collection may be available in your area for purchase through Quest Mobile.

Clinical Significance

Myelin Associated Glycoprotein (MAG)-SGPG Antibody (IgM) - MAG, Antibody IgM is useful in detecting antibodies associated with autoimmune peripheral neuropathy.

Test Resources

Clinical Focus

Paraneoplastic Neurological Syndromes: Laboratory Support of Diagnosis

Test Details

Patient Preparation

Overnight fasting is preferred

Methodology

Enzyme Immunoassay (EIA) • Endpoint Titered

Assay Category

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.

Reference Range(s)

≤1:1600 titer

Alternative Name(s)

MAG, IgM,Sulfated Glucuronic,MAG-SGPG Antibody IgM

LOINC® Codes, Performing Laboratory

Service Area must be determined
Overnight fasting is preferred

Methodology

Enzyme Immunoassay (EIA) • Endpoint Titered
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.

Reference Range(s)

≤1:1600 titer

Alternative Name(s)

MAG, IgM,Sulfated Glucuronic,MAG-SGPG Antibody IgM
Service Area must be determined

Preferred Specimen(s)

1 mL serum

Minimum Volume

0.2 mL

Transport Container

Transport tube

Transport Temperature

Refrigerated (cold packs)

Specimen Stability

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

Reject Criteria

Received room temperature

Setup Schedule

Service Area must be determined
1 mL serum
0.2 mL
Transport tube
Refrigerated (cold packs)
Room temperature: 48 hours
Refrigerated: 14 days
Frozen: 30 days
Received room temperature
Service Area must be determined
In-home collection may be available in your area for purchase through Quest Mobile.
Test Details

Clinical Significance

Test Resources

Reference ranges are provided as general guidance only. To interpret test results use the reference range in the laboratory report.

The CPT codes provided are based on AMA guidance and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.

This material contains content from LOINC® (http://loinc.org). The LOINC Table, LOINC Table Core are copyright © 1995-2019, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee and is available at no cost under the license at http://loinc.org/license.

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