The price of a general blood test is about$20, the price of the four coagulation tests is about$60, and the price of the two together is about$80. The price may vary from region to region and from one level of hospital to another. Routine blood test is a test to check whether the number, shape and ratio of various blood cells in peripheral blood are normal, and it is also one of the most basic clinical examination methods. Through routine blood tests, a general judgment can be made on many anemic diseases, inflammatory diseases, and thrombocytopenic diseases. The coagulation quadruple test includes prothrombin time, partial activation prothrombin time, fibrinogen, and prothrombin time. Through the coagulation four tests, we can make a general judgment on the coagulation function of human body, such as hemophilia patients, there will be a significant prolongation of partial activated prothrombin time, but the other three indicators are normal, which can provide some help to clinical diagnosis.