Observation on platelet GMP- 140 in senile cerebro -vascular disease showed that it can markedly increased in all stages of old age senile cerebral hemorrhage

and all ages

all stages of senile cerebral infarction. Comparison between the 2 groups revealed significant difference. As to comparison of tongue color

both groups with purple tongue had marked increase of GMP -- 140 with significant difference between the groups. Furthermore

the color of pale

red and purple tongue in the infarction group and red

purple

and scarlet color of the tongue in the cerebral hemorrhage group all revealed progressive changes. Comparison of red tongue between the 2 groups also showed significant difference. The authors also probed into the mechanism and the significance of all these changes.