Question
A 68-year-old man is brought to the emergency department by his wife because of a 2-week history of progressive disorientation and a 1-day history of left-sided weakness and difficulty speaking. The wife reports that the patient had a minor fall 4 months ago, during which he may have hit his head. He has hypertension and hyperlipidemia. He drinks 3–4 bottles of beer daily. He is only oriented to people. Neurological examination shows moderate spastic weakness, decreased sensation, and increased deep tendon reflexes in the left upper and lower extremities. A CT scan of the head is shown. Which of the following is the most likely cause of this patient’s condition?
| A. | Rupture of saccular aneurysm |
| B. |
Injury to middle meningeal artery |
| C. |
Tearing of bridging veins |
| D. |
Embolus to middle cerebral artery |
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