Partial Thromboplastin Time (PTT) The Partial thromboplastin time (PTT) test also measures the velocity of clotting but differs within the PT examination in that it aims to establish how blood clots inside a blood vessel (intrinsic pathway). 非常關鍵。確保平台對玩家金錢流動有保障很重要。選擇認可的平台可以減少被騙的風險。 The PTT exam seems to be on the intrinsic pathway of coagulation https://rg88.org/deposit/