Perioperative Antiplatelet Therapy in Patients With Drug-eluting Stent Undergoing Noncardiac Surgery

Perioperative Antiplatelet Therapy in Patients With Drug-eluting Stent Undergoing Noncardiac Surgery

The purpose of this study is to evaluate the safety and effectiveness of perioperative antiplatelet therapy in patients with drug-eluting stent undergoing non-cardiac surgery.

Subjects who can not be randomized due to any reason will be enrolled at observational group.

Inclusion Criteria:

• Planned non-cardiac surgery at least after 12 months of implantation of drug eluting stent
• Low or intermediate risk level surgery
• Written informed consent

Exclusion Criteria:

• Acute coronary syndrome within 1 month
• Heart failure NYHA III to IV
• Contraindication to Aspirin
• On anticoagulant therapy
• Emergent surgery
• Cardiac surgery
• High bleeding risk surgeries, e.g., Intra-cranial surgery, Intra-spinal surgery, Retinal surgery
• Pregnancy or breast-feeding
• Life expectancy less than 1year