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A 35-year-old male with a history of intravenous drug use was found unresponsive with a used syringe at his side. After 30 minutes of CPR, there was a return of spontaneous circulation. A CTH was performed (shown below). Which of the following is appreciated on imaging?
The anatomical structure identified in the image below (blue arrow) derives from which of the following embryonic tissues?
A 65-year-old right-handed man presents with an acute onset of aphasia. CT scan of the head was normal but the MRI revealed multifocal small acute and subacute ischemic strokes in multiple vascular territories. A cerebral angiogram was performed as part of the diagnostic workup. Based on the clinical history and imaging provided what is the most likely diagnosis?
Which of the following is the mechanism of action of pimavanserin?
Which of the following is the mechanism of action for aducanumab?
A 34-year-old man with medically-refractory epilepsy has an MRI brain completed. The lesion shown (T2 sequence) does not enhance with contrast. If a surgical resection was performed, which of the following would be the most likely seen on pathologic analysis?
A 76-year-old man with a five-year history of idiopathic Parkinson’s disease presents to your office accompanied by his daughter. She remarks that he has started talking to his wife who passed away 5 years ago. She also frequently finds him frightened, looking around the room at “small people” who are not there. Which of the following is a treatment of choice that is correctly paired with its associated monitoring parameters?
Which of the following is most often associated with late-onset Alzheimer’s disease?
Lesion to which area of the brain causes impairment in naming, fluency, and repetition with intact comprehension?
A 4-year-old boy with a history of mild cerebral palsy comes to the clinic for his annual follow-up. Since last seen in the clinic the patient and family have noted that he has been having increased difficulties with his left leg. Most days he is able to ambulate with a hand-held mobility device. However, more recently family has noticed that he not walking as much as he used to. On examination, there is increased spasticity and hyperreflexia at the ankle. The right leg had normal strength and tone. What is the most appropriate therapy for the patient’s symptoms?