Practice Level 1 Case 16: A 58-Year-Old Man in the Cardiac Clinic History Diagnosis History A 58-year-old man is followed in the cardiac clinic because of coronary artery disease. His ECG has been unchanged for several years: Diagnosis Sinus rhythm, 85/min Left bundle branch block ECG ID: E175 Bookmark Please login to bookmark Username or Email Address Password Remember Me No account yet? Register