Laboratory diagnosis of coagulation disorders

test factor evaluated

prothrombin time extrinsic pathway

partial thromboplastin time intrinsic pathway

thrombin time fibrinogen conversion to fibrin

fibrinogen fibrinogen concentration

fibrin split products fibrinolysis

bleeding time ability to generate a platelet plug

platelet adhesiveness adherence of platelets to glass beads

platelet aggregation aggregation of platelets with agonists