Acute Haemolytic Transfusion Rx — RACP Adult Medicine MCQ

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ModerateHaematologyAcute Haemolytic Transfusion RxRACP Adult Medicine

A 60-year-old man receives blood transfusion. 6 hours later: fever, rigors, back pain, dark urine. Hb not rising. Diagnosis?

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Correct answer: A — Acute haemolytic transfusion reaction (ABO incompatibility)

Fever, back pain, dark urine, haemodynamic instability post-transfusion = acute haemolytic reaction. STOP transfusion immediately. Re-crossmatch.

Reference: NBA – 2024; ANZSBT – 2024