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Geisinger Medical Laboratories Test Catalog
MYELIN ASSOC.GLYCO (MAG)AB W/RFLX MAG-SGPG & MAG |
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ORDERING INFORMATION: |
Geisinger Epic Procedure Code: LAB2722 Geisinger Epic ID: 38642 | |
SPECIMEN COLLECTION |
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Specimen type: |
Serum | |
Preferred collection container: |
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Specimen required: |
2 mL serum. | |
Special notes: |
Serum separator tubes unacceptable. | |
| SPECIMEN PROCESSING |
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Transport temperature: |
Refrigerated. | |
Specimen stability: |
Refrigerated (cold packs): 7 days. Frozen: 30 days. | |
Rejection criteria: |
Stability limits exceeded. Serum separator tubes unacceptable. | |
TEST DETAILS |
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CPT code(s): |
84181, 83520 x2 (if positive) | |
| Note: The billing party has sole responsibility for CPT coding. Any questions regarding coding should be directed to the payer being billed. The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only. | ||
Test includes: |
If the MAG Ab IgM, WB, result is positive, then both MAG-SGPG Ab (IgM), EIA, and MAG Ab (IgM), EIA, will be performed at an additional charge | |
Methodology: |
Western Blot |
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Synonyms: |
Quest test code 10063 MAGRFL
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Clinical significance: |
MAG, Western Blot with Reflexes, is useful in detecting antibodies associated with autoimmune peripheral neuropathy. | |