Medicine Xagena Medicine Guidelines for the prevention and management of postoperative atrial fibrillation The American College of Chest Physicians ( ACCP ) released the first evidence-based clinical practice guidelines for the prevention and management of postoperative atrial fibrillation ( AF ) after cardiac surgery. " Over one third of patients suffer from AF after cardiac surgery, which is associated with a higher risk of operative morbidity, increased hospital stay, and increased hospital cost," said Guidelines Co-Chair Peter P. McKeown, Veterans Affairs Medical Center, Asheville. The guidelines were developed by a multidisciplinary panel of experts in the fields of cardiothoracic surgery, cardiology, anesthesiology, and epidemiology. The panel included representatives from the ACCP, the American College of Cardiology, the Society of

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