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ATHENA #289 MULTIFOCAL MOTOR NEUROPATHY EVALUATION
MessageQUEST->ATHENA LABS
Test Code
ATHENA #289
Alias/See Also
ATHENA #289
CPT Codes
81324, 83520,83520,83520,83520
Includes
Co-Asialo Autoantibody Test
Co-GD1b Autoantibody Test
Co-GM1 Autoantibody Test
GD1a AutoantibodyTest
PMP22 Duplication/Deletion Test
Co-GD1b Autoantibody Test
Co-GM1 Autoantibody Test
GD1a AutoantibodyTest
PMP22 Duplication/Deletion Test
Preferred Specimen
SERUM AND WHOLE BLOOD
Minimum Volume
2mLs SERUM, 8 mLs WHOLE BLOOD
Instructions
DRAW 1 GOLD TOP TUBE AND 3 LAV TOP TUBES. FOR GOLD WAIT 30 MINUTES TO CLOT AND SPIN DOWN. SHIP WITHIN 24 HOURS MONDAY-FRIDAY. Serum must be separated from whole blood within 48 hours of collection.*** TEST REQUIRES APPROVAL BY PATHOLOGIST PRIOR TO SENDING!!!
Transport Container
ORIGNIAL TUBES
Transport Temperature
REFRIGERATED
Specimen Stability
Serum- Room temperature: 3 days, Refrigerated: 21 days, Frozen: 4 months; Whole blood- Room temperature: 10 days, Refrigerated: 10 days, Frozen: Unacceptable
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolyzed; icteric; lipemic
Methodology
ELISA, Multiplex Ligation-dependent Probe Amplification (MLPA)
Report Available
14-21 DAYS
Clinical Significance
Anti-GM1, anti-GD1a, anti-Asialo GM1, anti-GD1b antibodies, and PMP22 gene deletions are found in patients with slowly progressive, predominantly distal, asymmetric weakness with no sensory symptoms or signs. Weakness is sometimes present in one upper extremity in 80% of patients; muscle atrophy is common.
Performing Laboratory
ATHENA DIAGNOSTICS 200 Forest Street, 2nd Floor Marlborough, MA 01752 Phone (508) 756-2886
Additional Information
MULTIFOCAL MOTOR NEUROPATHY EVALUATION
