Risk Scores Do Not Predict High Mortality After Coronary Artery Bypass Surgery in the Presence of Diastolic Dysfunction

Severe diastolic dysfunction is a strong predictor of adverse outcome and mortality after on-pump coronary artery bypass grafting, and this high risk is not adequately predicted by EuroSCORE and Parsonnet score. Measures of diastolic function should be included in routine preoperative risk assessment.