Prothrombin Time is used to measure how long it takes for the blood to clot. It can also be called as INR which stands for International Normalized Ratio. The INR is used to standardize the result of PT no matter what the testing method is. If PT is
One of the most confusing things about coagulation (until someone explains it to you) is the idea of the intrinsic and extrinsic arms of the coagulation cascade, and the way they interact during coagulation in the body.