Practice Level 3 Case 65: A 59-Year-Old man in the Cardiac Intensive Care Unit History Diagnosis History A 59-year-old man is in the Surgical Cardiac Intensive Care Unit two days after aorto-coronary bypass: Diagnosis Atrial fibrillation with rapid ventricular response (ventricular rate 132/min)Right bundle branch block ECG ID: E376 Bookmark Please login to bookmark Username or Email Address Password Remember Me No account yet? Register