among 107 formerly symptom-free , normal hypertensive volunteers , 25 ( 23 % ) have developed cerebrovascular disease , 7 ( 6.5 % ) sustained a stroke , 10 ( 9.3 % ) developed multi-infarct dementia , and 18 ( 16.8 % ) have transient ischemic attacks .
C0038454
stroke
C0007787
transient ischemic attacks