ATHENA #482,MUSK AB TEST

Message
QUEST->ATHENA LABS


Test Code
ATHENA#482 MUSK AB


Alias/See Also
ATHENA #482


CPT Codes
83519

Preferred Specimen
SERUM


Minimum Volume
2mLs


Instructions
DRAW 1 RED TOP TUBE, LET CLOT FOR 30 MINUTES, SPIN DOWN, SEPARATE INTO PLASTIC TUBE AND SEND TO LAB. Serum must be separated from whole blood within 48 hours of collection.*** TEST REQUIRES APPROVAL BY PATHOLOGIST PRIOR TO SENDING!!!!


Transport Container
PLASTIC TUBE


Transport Temperature
REFRIGERATED


Specimen Stability
Room temperature: 72 hours, Refrigerated: 42 days, Frozen: 1 year


Methodology
Radioimmunoassay

Report Available
3-6 days


Reference Range
<1:10


Clinical Significance
Detection of antibodies to muscle-specific receptor tyrosine kinase (MuSK) (titer test)

Typical Presentation: Bulbar weakness is predominant; Ptosis, diplopia, dysarthria, facial weakness, difficulty chewing or swallowing; Other signs and symptoms may vary


Performing Laboratory
ATHENA DIAGNOSTICS 200 Forest Street, 2nd Floor Marlborough, MA 01752 Phone (508) 756-2886

Additional Information
MUSK ANTIBODY


The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.