Fresh frozen plasma contains coagulation factors II, VII, IX and X. Conditions requiring plasma transfusion include coagulation dysfunction, hemophilia A and vitamin K deficiency.
1. Coagulation dysfunction: Coagulation dysfunction, endogenous and/or exogenous prolongation of clotting time, hypofibrinogenemia, etc. Fresh frozen plasma contains coagulation factors, and plasma transfusion can indirectly replenish coagulation factors to improve coagulation function.
2. Hemophilia A: Hemophilia A is a deficiency of coagulation factor VIII. When patients have poor results with factor VIII and plasminogen complex, plasma can be transfused (plasma contains coagulation factors II, VII, IX and X).
3. Vitamin K deficiency: Coagulation factors II, VII, IX and X are vitamin K-dependent factors. When vitamin K is deficient, fresh frozen plasma can be transfused to supplement the coagulation factors and make up for the adverse effects caused by vitamin K deficiency.
There are many kinds of cases that require plasma transfusion, and the specifics should be carried out according to the doctor’s instructions.