noninvasive studies showed that 39 patients ( 70.9 % ) had progression of disease in the carotid arteries and that 10 of these 39 ( 12.1 % ) exhibited a transient ischemic attack or cerebrovascular accident , and eight patients ( 9.7 % ) required carotid endarterectomy .
C0007787
transient ischemic attack
C0038454
cerebrovascular accident