Cardiothoracic & vascular anesthesia
Navigating Hemolysis and the Renal Implications of Hemoglobin Toxicity in Cardiac Surgery
Authors' conclusion
Our analysis concludes that sufficient proof of concept exists to further develop and test these targeted therapies for preventing hemoglobin-induced AKI in patients undergoing CPB.
Study context
- Population
- Patients undergoing cardiac surgery with cardiopulmonary bypass (CPB)
- Outcome
- CPB-induced hemolysis and AKI
Main finding
As reported in the abstract
- Acute kidney injury (AKI) affects 20% to 30% of patients undergoing cardiac surgery with CPB
- CPB-induced hemolysis plays a pivotal role in AKI development; cell-free hemoglobin triggers oxidative stress, depletes nitric oxide and incites inflammation, culminating in renal damage
- Emerging interventions (haptoglobin, nitric oxide supplementation, antioxidants) promising in reducing cell-free hemoglobin toxicity and AKI incidence
Original publication
Navigating Hemolysis and the Renal Implications of Hemoglobin Toxicity in Cardiac Surgery. Anesthesiology. Published 19 August 2024. doi:10.
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