Stroke in young with primary protein--S deficiency.

Stroke in young is a major health problem in developing countries along with CAD, according to various Indian studies its prevalence is 25-34%. Thrombophilic disorders constitute aetiology in 60% cases of stroke of undetermined aetiology. A 20 yrs old young female presented with symptoms of left PCA thrombosis (P2 syndrome), on evaluation--Isolated Protein--S deficiency is noticed. In this case Protein-S deficiency seems to be the only risk factor responsible for stroke.