Quiz 07/28/2022

A 75-year-old man with a past medical history of hypertension, hyperlipidemia, and diabetes presents with acute onset right arm weakness and speech problems. He can speak fluently and his comprehension is intact. However, he is unable to repeat even simple sentences. Reading and writing are preserved. Which of the following is an accurate description of his speech dysfunction?

Which of the following medications is associated with the occurrence of reversible cerebral vasoconstriction syndrome (RCVS)?

Which of the following is present in the image shown below?

What is the mechanism of action of apixaban?

How long ago did the ischemic injury seen on the micropathology slide below of neuronal tissue occur?

A previously healthy 59-year-old male presents with an acute onset of slurred speech and left-sided weakness. The symptoms started 7 hours ago. On arrival, his NIHSS is 8 and his EKG shows a normal sinus rhythm. Vessel imaging is done and shows a right middle cerebral artery occlusion, so the patient undergoes a successful mechanical thrombectomy and has minimal residual neurological deficits. A post-thrombectomy CT head is performed and negative for blood. Which of the following options is the most appropriate next step in medical management?

Which of the following medications can potentially reduce the platelet inhibition of clopidogrel?

Which of the following antiplatelet medications rely heavily on the cytochrome P450 system for its therapeutic effect?

Which of the following is the most likely cause of the findings seen on this gross pathology image?

Identify the lesion below.