Quiz 07/24/2022

A patient recently diagnosed with multiple sclerosis was started on an oral disease-modifying therapy (DMT) that works on nuclear factor erythroid-derived 2-related factor (Nrf2)-dependent and independent pathways. One week later they call you complaining of flushing of the skin. What is the most appropriate next step in management?

A 25-year-old patient presents to the emergency room with rapidly progressive lower extremity weakness that started in the feet and spread to the legs, which has also caused difficulty walking. On further inquiry, the patient had recently returned from a hiking trip in the New England area. On examination, flaccidity, and areflexia of lower extremities. Which of the following findings is the most diagnostic for this condition?

Which of the following cranial nerves is most likely to be affected by increased intracranial pressure?

A 26-year-old woman presents to the emergency department with third-degree burns covering the entire palmar aspect of her right hand. She claims that she was cooking dinner and touched the stove, but states that she “didn’t notice it was hot”. On neurologic exam, she is unable to distinguish between hot and cold sensations on her hands, arms, shoulders, chest, and back. She also fails to respond to pinprick sensation in the same distribution. She denies any major recent traumatic injuries. Which of the following is the most likely cause of her symptoms?

A 27-year-old woman presents with recurrent episodes of tinnitus, vertigo, and hearing loss. She denies any associated headaches. Episodes typically last between 2 and 6 hours in duration. MRI of the brain with and without contrast did not reveal any pathology. Physical examination is unremarkable except for sensorineural hearing loss appreciated in the right ear. Which of the following is the most likely diagnosis?