title: ECG casebook. Large P waves in an atrial arrhythmia.
mesh_terms: D000368:Aged; D001282:Atrial Flutter / Q000175:diagnosis*; D001026:Coronary Artery Bypass; D003937:Diagnosis, Differential; D004562:Electrocardiography; D006801:Humans; D008297:Male; D011183:Postoperative Complications / Q000175:diagnosis; D013610:Tachycardia / Q000175:diagnosis*