0 in Medicine / Internal Medicine — 41yo Man | Hematology | SMLE Q#16859
SMLE Question #16859
Medicine / Internal Medicine
Hematology
Objective: OBJ-101
Last updated: February 2026
A 41-year-old man receives packed red blood cells for postoperative bleeding on the surgical ward. Within minutes of starting the transfusion, he develops severe pain along the infusion vein, fever, and chest tightness. The transfusion is stopped immediately, and the IV line is kept open with 0.9% saline. Which of the following is the most likely diagnosis?
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