Neuromuscular And Movement Disorders Practice Test

A 24-year-old medical student is in the intensive care unit after being diagnosed with Guillain-Barré syndrome. He is receiving intravenous immunoglobulin therapy. His muscle strength is stable, and he does not require mechanical ventilation at this time. He is alert and oriented.

A 32-year-old woman presents with a 3-month history of double vision and drooping of her eyelids that worsens as the day progresses. She notes that her symptoms are most prominent in the evening when watching television. She also reports difficulty chewing her food during long meals. On physical examination, she has bilateral ptosis that worsens with sustained upward gaze for 60 seconds. Sensation and deep tendon reflexes are normal. There is no muscle atrophy.