RT Journal Article SR Electronic T1 Palpitations in a 64-year-old man JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 167 OP 168 DO 10.1136/heartjnl-2013-305096 VO 100 IS 2 A1 Michael A Bauml A1 Jaehoon Chung A1 John V Groth A1 Afshin Farzaneh-Far YR 2014 UL http://heart.bmj.com/content/100/2/167.abstract AB A 64-year-old man presented with several weeks of intermittent irregular palpitations. He had no prior history of cardiac disease, hypertension or syncope. A 12-lead ECG revealed sinus rhythm with premature atrial and ventricular contractions and high QRS voltages consistent with LV-hypertrophy. Cardiac MR revealed asymmetrical septal hypertrophy and marked mid-myocardial hyperenhancement of the interventricular septum.