Optimal PERioperative Antiplatelet Therapy Investigation ON Abdominal Surgery After Coronary Stent Implantation

Who May Qualify: - Patients with a history of coronary stenting and scheduled for abdominal surgery - Patients on a single antiplatelet agent Who Should NOT Join This Trial: - Patients on dual antiplatelet therapy (DAPT) - Patients on anticoagulation therapy - Patients with a history of stent thrombosis - Patients with CHADS2 score \>= 5 - Patients at extremely high risk of bleeding and unable to continue preoperative aspirin - Patients incapable of consent, including those under 20 years of age - Other patients for whom either discontinuation or continuation of antiplatelet agents is deemed inappropriate by the attending physician Always talk to your doctor about whether this trial is right for you.