A 67-Year-Old Man Is Brought to the Emergency Department Because

A 67-year-old man is brought to the emergency department because of a severe headache and left-sided weakness and numbness for the past 2 hours. While in the emergency department, his symptoms gradually worsen and he develops a headache.  Head CT reveals multiple, small lobar hemorrhages of varying ages in the occipital and parietal areas with a medium-size acute bleed in the left parietooccipital lobe.  Two years ago, the patient developed sudden right arm weakness; neuroimaging at that time demonstrated a small left frontal lobe hemorrhage.  He has no head trauma and does not use anticoagulants.  This patient most likely suffers from which of the following?

A) Arteriovenous malformation
B) Cardiac embolism
C) Carotid artery atherosclerosis
D) Cerebral amyloid angiopathy
E) Charcot-Bouchard aneurysm
F) Hypertensive encephalopathy
G) Hypoxic encephalopathy
H) Saccular aneurysm

Correct Answer:

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