This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Blood Bank & Transfusion Therapy, Subject name: Medicine
[{'content': 'Which of these is not a complication of recurrent packed RBC transfusion? \nSelect and explain. \nA. Circulatory overload, B. Acute lung injury, C. Jaundice, D. Diarrhoea', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Complication of recurrent packed RBC transformation - Acute lung injury (due to release of cytokines) - TRALI (transfusion related acute lung injury) (mainly due to donor antibodies) - G.V.H.D can be prevented by used of leucodepeleted blood or irradiated blood.', 'role': 'assistant'}]