Muscle specific receptor tyrosine kinase Ab

Keywords: Muscle specific receptor tyrosine kinase antibody, MUSK

Specimen:

5 mL blood in  plain tube on melting ice.

Method:

Immunoassay

Reference Interval:

Consult pathologist

Interpretation:

Found in up to 70% of patients with myasthenia gravis who are negative for acetyl choline receptor antibodies.

Reference:

Palace, J et al. 2001 Myasthenia gravis; Diagnostic and management dilemmas. Current opinion in neurology 14(5): 583-589