Question

A 27-year-old woman with myasthenia gravis on pyridostigmine and prednisone presents with increasing weakness, dyspnoea and difficulty swallowing over 24 hours. She has tachypnoea and low vital capacity. Pupils are normal and she is drooling saliva. Which is the most likely diagnosis?

Accepted Answer

Myasthenic crisis

Answer

Cholinergic crisis from pyridostigmine overdose

Answer

Guillain-Barré syndrome

Answer

Lambert-Eaton myasthenic syndrome

Answer

Motor neurone disease

Practice question

A 27-year-old woman with myasthenia gravis on pyridostigmine and prednisone presents with increasing weakness, dyspnoea and difficulty swallowing over 24 hours. She has tachypnoea and low vital capacity. Pupils are normal and she is drooling saliva. Which is the most likely diagnosis?