Written by Dr. Grace Zhang (internal medicine resident)Reviewed by  Dr. Graeme Quest (Hematopathologist)Dr. Siddhartha Srivastava (General Internist)Infographic by: Lucy Lan (Medical Student)Part 2 of our blood transfusion series goes into acute and delayed transfusion reactions. From fever, to TACO to graft vs. host, we cover it all. Most importantly, ABC's, stop the transfusion, call for help, and keep the blood products and tubing to send to the blood bank!