Quiz 06/15/2022 (2)

Which of the following conditions is most likely to have an associated disorder of abnormal motor activity during the following sleep state?

A 12-year-old patient with neurofibromatosis type I is found to have a cerebellar cystic mass with a mural nodule and contrast-enhancing rim after presenting with symptoms of increased intracranial pressure. The lesion was surgically resected and an example of the pathologic findings is shown below. What is the most likely diagnosis?

Which of the following drug-mechanism pairs is incorrect?

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 46-year-old female presents to the clinic with right-hand numbness, specifically in the 4th and 5th digits. EMG testing reveals fibrillations on the first dorsal interosseous, and flexor pollicis longus. EMG testing of the abductor pollicis brevis and triceps was unremarkable. These findings are most likely caused by radiculopathy of which of the following nerve roots?

A 78-year-old male with a past medical history of depression and chronic alcohol use presents to the clinic with his wife for evaluation of a tremor. He states that the tremor is most severe at rest and disappears with purposeful movement. His wife states that he has been having slower movements over the past year. On physical exam, a “pill-rolling” resting tremor is noted in his left hand and the patient has difficulty with gait initiation and takes short steps when walking forward. Which dopaminergic pathway is most likely affected in this patient?

The pathology shown in the image below is most consistent with which of the following?

A 55-year-old female with a past medical history of coronary artery disease and ischemic stroke with residual mild left arm weakness presents with headaches for a year. Episodes occur two to three times a month. The pain is unilateral and is associated with nausea and photophobia. During this episode, she is unable to go to work and over-the-counter anti-inflammatories have been ineffective. Physical exam and vitals are normal. Which abortive therapy is the most appropriate next step in management?

Which of the following findings is depicted in the catheter angiogram shown?

The EEG pattern on this bipolar EEG recording is most consistent with which of the following epilepsy syndromes?