Blood transfusion reactions and transplant rejection Quiz: Ace Your Exams

Get ready to dominate your medical and nursing exams by using our dynamic quizzes to elevate your knowledge and increase your confidence. Whether you're gearing up for the USMLE®, COMLEX®, or your next in-class assessment, Osmosis quizzes tackle key topics in pathology, diagnostics, and treatment approaches. By honing in on clinical readiness and decision-making, we make sure the knowledge you gain empowers you both in the classroom and in real-world practice. Jump in and supercharge your exam prep!

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A 25-year-old individual is brought to the emergency department by a friend after the patient was stabbed in the abdomen in a bar fight. Upon arrival, the patient’s temperature is 36.4°C (97.5°F), pulse is 116/min and blood pressure is 108/80 mmHg.  The patient has facial pallor with a visible stab wound in the left upper quadrant of the abdomen. The patient is immediately resuscitated in the emergency department and is given 2 units of blood. Several minutes after the transfusion, the patient begins having severe itching and scattered hives all over their body. The patient’s blood pressure drops to 60/40. The transfusion is immediately stopped; the patient is given fluids, antihistamines, and intramuscular epinephrine, and the patient’s blood pressure begins to normalize. Which of the following is most likely to be found on further evaluation of this patient’s blood serum?  

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