Intravenous Administration of Metoprolol Versus Biatrial Pacing in the Prevention of Atrial Fibrillation After Cardiac Surgery

Intravenous Metoprolol Versus Biatrial Pacing in the Prevention of Atrial Fibrillation After Cardiac Surgery

The aim of the study is to compare the effectiviness of biatrial pacing versus intravenous administration of metoprolol in the prevention of atrial fibrillation after cardiac surgery

Inclusion Criteria:

• elective CABG and aortic valve cardiac patients,
• previous use of beta blocker

Exclusion Criteria:

• Previous episodes of Atrial fibrillation or flutter,
• II or II degree atrioventricular block, uncontrolled heart failure
• Sick sinus syndrome