Acute intravascular hemolysis as the result of a blood transfusion is most often associated with which of the following causes?

Acute hemolytic transfusion reactions are most commonly due to ABO-incompatible blood being transfused to a recipient with naturally occurring ABO alloantibodies (anti-A, anti-B, anti A,B).

Acute intravascular hemolysis as the result of a blood transfusion is most often associated with which of the following causes?
A . Transfusion of ABO incompatible red cells
B. Allergies
C. Passively transfused antibodies to HLA antigens
D. Transfusion-associated graft-versus-host disease

View Answer

Answer: A