10-19-2010, 08:19 AM
43. A previously healthy 72-year-old man is brought to the physician because of two episodes of transient paresis in the left arm during the past 2 days; each episode lasted for 3 to 4 minutes. No bruits are heard over the carotid arteries, and there are no cardiac murmurs. Carotid duplex ultrasonography and confirmatory arteriography show a 30% stenosis of the internal carotid arteries bilaterally. Which of the following is the most appropriate next step in management?
A) Aspirin therapy
B) Heparin therapy
C) Nifedipine therapy
D) Placement of a carotid endovascular stent
E) Carotid endarterectomy
A) Aspirin therapy
B) Heparin therapy
C) Nifedipine therapy
D) Placement of a carotid endovascular stent
E) Carotid endarterectomy