Blood Transfusion : A Routine Medical Procedure

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A blood transfusion is a routine medical procedure that can be lifesaving. During a blood transfusion, donated blood is added to your own blood. A blood transfusion may also be done to supplement various components of your blood with donated blood products. In some cases, a blood transfusion is done with blood that you 've donated ahead of time before you undergo elective surgery. During a typical blood transfusion, certain parts of blood are delivered through an intravenous (IV) line that 's placed in one of the veins in your arm. A blood transfusion usually takes one to four hours, though in an emergency it can be done much faster. A blood transfusion boosts blood levels that are low, either because your body isn 't making enough or you 've lost blood owing to surgery, injury or disease. People receive blood transfusions for many reasons, including surgery, injury, bleeding and disease. Blood has several components, including red cells, white cells, plasma and platelets. You 'll receive a transfusion that provides the part or parts of blood that will be most helpful for you. Whole blood means the blood contains all its parts. But it is not common to use whole blood for a transfusion. Researchers are working on ways to develop an artificial blood. So far, no good replacement for human blood is available. Blood transfusions are generally considered to be safe. But they do carry some risk of complications. Complications may happen during the transfusion or not

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