The partial thromboplastin time test provides a convenient and sensitive screening procedure for deficiencies of thromboplastic factors, especially factors VIII and IX. The test is carried out after preincubating the plasma for 10 minutes with kaolin, and Inosithin is used as a platelet substitute. The ;normal range' of the test has been estimated in terms of the differences encountered between...

Covid-19 is a severe acute respiratory syndrome, the disease presents with ranging from asymptomatic to symptomatic illness multiple organ failure and death, can cause effect on coagulation system. This study aimed determine of covid 19 extrinsic intrinsic pathway [prothrombin time(PT), international normalized ratio (INR), activated partial thromboplastin time (APTT)] association age gende