acetylcholine (nicotinic) receptor antibody

Etiology

• occurs in patients with myasthenia gravis (MG).
• occasionally occur in association with:
  • amyotrophic lateral sclerosis (ALS)
  • Lambert-Eaton myasthenic syndrome
  • pernicious anemia
• does NOT occur with congenital myasthenia gravis
• occurs in only 15% of patients with ocular myasthenia gravis

Laboratory

• nicotinic receptor antibody in serum

More general terms

• autoantibody

Additional terms

• cholinergic receptor