kaolin clotting time

kaolin clotting time (KCT),

a sensitive test of platelet-poor plasma for detecting lupus anticoagulants in mixtures of plasma taken from patients and from control groups; kaolin initiates clotting through the contact factors and subsequently involves other factors in the intrinsic pathway of coagulation.

ka·o·lin clot·ting time

(KCT) (kā'ō-lin klot'ing tīm) A sensitive test of platelet-poor plasma for detecting lupus anticoagulants in mixtures of plasmas taken from patients and from control groups; kaolin initiates clotting through the contact factors and subsequently involves the other factors in the intrinsic pathway of coagulation.