Alternative name: Muscle specific tyrosine kinase antibodies
Description: Muscle specific tyrosine kinase antibodies are found in up to 70% of sero-negative (acetylcholine receptor negative) myasthenia gravis patients. They are believed to be pathogenic.
Indication: Autoantibody found in up to 70% of acetylcholine receptor negative myasthenia gravis patients.
Interpretation:
Assay details: Radioimmunassay
Restrictions: Referred test: only available to neurology staff.
Reference range: Negative/positive
Assay range notes:
Turnaround time: 28 days
Analysing laboratory: Churchill Hospital Department of Immunology