Blood Transfusion

Blood Transfusion involves giving donor blood to a recipient patient. Screening is essential to avoid transfusion reactions. Blood banks use immunohematological techniques to determine rh and ABO blood group, and screen for antibodies using specific antisera. Blood Banks use Direct Coombs Tests (DCT) and Indirect Coombs Tests (IAT) to detect hemolysis and Haemolytic Disease of the Newborn (HDN).