Blood Transfusion Adverse Reactions, Incidence and Causes- A Retrospective Study of 3 Years at a Tertiary Care Hospital in Hyderabad

Abstract

BACKGROUND Blood transfusion is the transfusion of whole blood or blood components (packed cells or plasma only) into the blood stream or directly into the bone marrow. 1 It is carried out between individuals with compatible / identical blood groups, failure of which results in adverse transfusion reactions. An ATR (Adverse Transfusion Reaction) is an unfavourable reaction to the transfused blood/ blood component, the severity of which differs from person to person depending on the patient's susceptibility, degree of incompatibility and the type of reaction. 2