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Muscle-Specific Receptor Tyrosine Kinase (MuSK) Antibodies, Serum

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Muscle-Specific Receptor Tyrosine Kinase (MuSK) Antibodies, Serum

Accredited Facility E-report Qualified Specialists

This test measures antibodies against muscle-specific receptor tyrosine kinase (MuSK), a protein involved in neuromuscular signaling. It helps diagnose Myasthenia gravis, especially MuSK-associated forms.

  • If muscle weakness is suspected to be autoimmune.
  • During evaluation of myasthenia gravis symptoms.
  • When acetylcholine receptor antibodies are negative.
  • During assessment of neuromuscular junction disorders.
  • As part of neurology or autoimmune investigations.
  • No fasting is usually required.
  • A blood sample will be collected from a vein.
  • Inform the healthcare provider about neurological symptoms or medications.
  • Share previous neuromuscular antibody test results if available.
  • Follow all laboratory instructions before sample collection.
    • Muscle-Specific Receptor Tyrosine Kinase (MuSK) Antibodies, Serum
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