Transfusion-associated circulatory overload

Medical condition

In transfusion medicine, transfusion-associated circulatory overload is a transfusion reaction resulting in signs or symptoms of excess fluid in the circulatory system (hypervolemia) within 12 hours after transfusion. The symptoms of TACO can include shortness of breath (dyspnea), low blood oxygen levels (hypoxemia), leg swelling, high blood pressure (hypertension), and a high heart rate (tachycardia).

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