Inpatient and Outpatient Orderable

Myelin Associated Glycoprotein (MAG) Antibody, with Reflex to MAG-SGPG and MAG, EIA - MAG, Western Blot

Synonyms

  • LAB10832
  • MAG ANTIBODIES
  • MAGA

Cerner Name

Mag Antibodies

Clinical Info

MAG, Western Blot with reflexes is useful in detecting antibodies associated with autoimmune peripheral neuropathy.

Specimen Sources

Blood, Arterial Blood, Capillary Blood, Central Line Blood, Venous

Specimen Types

Blood

Container

Red Top Tube

Collection Instructions

Container/Tube: Red top (serum gel not acceptable)
Volume: 2 mL 1 mL min)

Specimen Volume

Transport Instructions

Refrigerated

Specimen Stability

24 hours Room Temperature
7 Days Refrigerated
30 Days Frozen

Methodology

Western blot
If Western blot is positive, than both MAG-SGPG Ab (IgM), EIA and MAG Ab (IgM), EIA will be performed at additional charge.

Days Performed

Monday - Saturday
TAT  12 days

Performing Laboratory

Quest Diagnostics' Nichols Institute, Inc. - Chantilly

CPT

84181
Reflex test: 83520x2

PDM

5900940

Only Orderable at Locations:

Orderable Everywhere

Results
Component Name Base Name Common Name External Name
MAG ANTIBODIES MAGAB MAG ANTIBODIES MAG Antibodies

Result Interpretation

MAG Ab, Western Blot
REFERENCE RANGE:  NEGATIVE
 
MAG-SGPG Ab (IgM), EIA: ≤1:1600 titer
MAG Ab (IgM),EIA: <1:1600 titer
MAG IgM Antibody:Normal <1:1600
Moderately Elevated:1:1600 - 1:3200
Highly Elevated: >1:6400

Forms
LAB10832 build edit