An acute hemolytic transfusion reaction is most commonly caused by:
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Correct answer: ABO incompatibility
Acute hemolytic transfusion reactions are most often due to ABO incompatibility. Preformed recipient antibodies attack donor red blood cells, leading to rapid intravascular hemolysis. This can result in severe complications such as shock and renal failure.
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More Blood Transfusion Reactions questions
- Which symptom is most characteristic of an acute hemolytic transfusion reaction?
- Transfusion-related acute lung injury (TRALI) is characterized by:
- Which transfusion reaction is mediated by IgE antibodies?
- A delayed hemolytic transfusion reaction typically occurs:
- The first step in managing any suspected transfusion reaction is to:
- Which laboratory finding supports a diagnosis of acute hemolytic transfusion reaction?