The case for standardization of transfusion medicine practices in French blood banks.

Despite a decrease in collection and transfusion of blood components and technical and quality assurance improvements, adverse effects of transfusion, particularly fatalities due to ABO incompatibility, remain high. In order to evaluate the immunohaematology and blood products recipient practices in French blood banks, we have mailed a questionnaire and analysed the answers. Our study shows a great variation in practices.