Quiz 07/24/2022 (8)

A 59-year-old woman presents to the emergency room with dizziness and left ear fullness. The symptom is described as a spinning sensation that is present at rest and with action. She has had comparable events before, which have self-resolved over time. The patient is ataxic on the exam and has difficulty hearing out of her left ear. An MRI brain with and without contrast was normal. Which of the following is the most appropriate line of therapy that will decrease the risk of future recurrent events?

Which of the following is associated with a “delta brush” pattern on EEG?

A 24-year-old male with no known past medical history experienced a first-time generalized tonic-clonic seizure while at work. She is now in the emergency room and back to her neurological baseline. Bloodwork was unremarkable. A routine EEG and MRI of the brain were normal. Which is the most appropriate next step in management?

A 9-year-old boy presents with his mother for 18 months of multiple complaints. He reports having continuous thoughts of needing to wash his hands and building anxiety until he can perform the action. He spends more than an hour in total every day washing his hands. He also has stereotyped movements on exam with head turning and shoulder shrug, and will sometimes shout random words. Lab and imaging workup is negative. Which of the following medications, paired with cognitive behavioral therapy, is most indicated?

A 41-year-old female smoker with HTN is admitted to the Neuro ICU after having acute onset worst headache of life, found to have hyperdensity tracking sulcal lines on CTH. Her physical exam is otherwise normal on admission. On the fourth day of admission, she develops acute onset right arm and leg weakness and aphasia. She was last seen well 30 minutes prior. Which of the following is true?

Which of the following is the most likely diagnosis based on the EMG provided below?

A 66-year-old female comes to the EMG lab with the chief complaint of muscle cramps in the right lower extremity. She started having symptoms after treatment with a cholesterol-lowering medication but despite discontinuing the medication her symptoms persisted. Reflexes are 2+ in upper and lower extremities, except 1+ in the right Achilles. Nerve conduction studies of both lower extremities were normal. An EMG was performed and shown below. What is the most likely diagnosis?

Which of the following arteries supplying the thalamus provides supply to the lateral geniculate nucleus (LGN)?

Lesion to which area of the brain causes impairment in naming, fluency, and repetition with intact comprehension?

A 12-year-old boy with no significant past medical history is admitted to the neurology service after presenting with acute-onset fever, personality changes, and difficulties with speech. His mother states that three days ago he also reported seeing bats and other wild animals running around his room. She decided to bring him to the hospital today after she noticed that he seemed more tired and was moving slower than normal. A lumbar puncture and MRI of the brain are ordered. The CSF shows elevated protein, elevated lymphocyte and red blood cell counts, and normal glucose. MRI of the brain is shown below. What is the most likely diagnosis?