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A 45-year-old male with a history of IV drug use, HIV, and medication non-compliance is admitted to the hospital with a two-week history of headache, fever, malaise, and double vision. His most recent CD4 count was 180. Lumbar punction is performed. CSF analysis with India ink strain shows encapsulated yeast. Which of the following is the most likely cause of the patient’s symptoms?
Which of the following is the correct order of internal carotid artery segments (from proximal to distal)?
A 65-year-old woman with a past medical history of hypertension, hyperlipidemia, and migraine headaches previously well-controlled on propranolol, presents to the clinic with new headache characteristics. The patient states that she recently has a new scalp tenderness. On further history, she endorses jaw soreness after eating. What is the most appropriate initial diagnostic test?
A 45-year-old female with a recent diagnosis of multiple sclerosis, based on MRI and CSF analysis, is referred to your clinic to discuss possible disease-modifying therapies. You review the clinical history with her and she states that for the past 18 months she has experienced progressive right upper and lower extremity weakness. She denies any periods of transient improvement or dramatic worsening of symptoms. Based on this clinical history, what is the most appropriate disease-modifying therapy for this patient?
A 30-year-old woman has visual evoked potentials performed that show a right eye P100 latency of 140 msec and a left eye P100 latency of 103 msec. Which of the following is the most likely cause?
A 3-day-old male infant is evaluated in the NICU for fever and focal seizures. He was born at 39 weeks gestation via uncomplicated vaginal delivery and had good APGAR scores. Brain imaging shows periventricular calcifications and severe ventriculomegaly. Auditory testing also demonstrates bilateral hearing impairment. What is the most likely cause of the patient’s symptoms?
A previously healthy 15-year-old male presents to the emergency room after experiencing a concussion while playing soccer. He is now back to baseline but to be thorough the ED physician orders an MRI which is shown below. What is the lesion shown in this MRI?
All of the following therapies can be useful in the management of cluster headaches except:
An abnormal breathing pattern described as an initial prolonged inspiratory phase, inspiratory pause, and then incomplete expiration can localize to damage of which of the following regions along the neuraxis?
Based on the histopathologic findings shown below, how long ago did this patient experience an ischemic stroke?
Which of the following medications is the most appropriate pharmacologic agent for paroxysmal kinesigenic dyskinesia?
Identify the tract marked by the red arrow in the spinal cord diagram below.
The PET scan shown is most consistent with which of the following diseases?
A 38-year-old male with a history of sarcoidosis and a one-week history of subacute onset of progressive weakness was admitted to the hospital with difficulty ambulating. On examination, you appreciate bilateral lower extremity weakness and hyporeflexia. Based on the clinical history and EMG findings shown below what is the most likely diagnosis?
A 32-year-old man was recently admitted to the stroke service for an intracranial hemorrhage secondary to an arteriovenous malformation. In addition to his acute focal neurological deficits, the following skin lesions are appreciated (see image below). A genetic syndrome is suspected. Based on the most likely clinical diagnosis, what is the risk of his son having the same condition?