34. Diagnosis of myasthenia gravis

  1. The titer of anti-AChR antibodies in patients with myasthenia gravis (MG) closely matches the severity of symptoms?
  2. The sensitivity of anti-AChR antibodies with pure ocular MG is between 85 – 90% ?
  3. Repetitive nerve stimulation typically shows decremental response in MG?
  4. Repetitive nerve stimulation typically shows facilitation in Lambert-Eaton myasthenic syndrome?
  5. Single-fiber electromyography is the most sensitive test for MG?
  6. Subjective improvement in muscular weakness  after intravenous edrophonium is considered as positive Tensilon test and confirmation of MG ?

  1. F
  2. F
  3. T
  4. T
  5. T
  6. F