during a 12-month period of study , 265 patients ( mean age 65 years ) underwent a total of 314 carotid endarterectomies for the management of previous transient cerebral ischemia ( 39 % ) , prior stroke ( 10 % ) , or severe asymptomatic carotid stenosis ( 51 % ) .
C0007787
transient
C0038454
stroke