Partial Thromboplastin Time (PTT) The Partial thromboplastin time (PTT) test also steps the speed of clotting but differs in the PT examination in that it aims to establish how blood clots inside a blood vessel (intrinsic pathway). 我們的團隊會對我們黑名單上的每個賭場進行了徹底調查，警告您可能會受到以下網站的影響： The PTT exam seems at the intrinsic pathway of coagulation (that means https://rg88.org/