twenty-two of 111 patients referred for stroke ( 20 % ) suffered a further stroke and 21 of 111 patients ( 19 % ) died ( three were stroke-related ) , whereas of those patients referred for transient ischemic attack ( tia ) , only 2 of 42 patients ( 5 % ) suffered a stroke and none died .
C0007787
transient ischemic
C0038454
stroke