Question

What are the precautions taken before starting transfusion of blood?

Answer 1

To minimize the chance of an adverse reaction during a transfusion, health care practitioners take several precautions. Before starting the transfusion, usually a few hours or even a few days beforehand, the patient is cross-matched with the donor blood (not done for transfusions of plasma or platelets).

Answer 2

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• It is necessary to match the type of blood of the donor and recipient. The antigens and antibodies present in blood act against each other when the blood of opposite antigen bis transfused into the body of person. The antibodies of person act against the antigen and cause clumping of blood. It lead to infections or even death. Thus, the transfusion must be done by matching the types of blood of the donor and recipient.