HAMARTOMA OF MATURE CARDIAC MYOCYTES - A CASE-REPORT

A 24-year-old man presented with hypertension, palpitations, and prema ture atrial and ventricular contractions. A mass was discovered in the distal interventricular septum that was composed of dense collagenous tissue, fat, and disorganized, hypertrophic, mature cardiac myocytes indicative of a cardiac hamartoma This entity has only rarely been rep orted and must be distinguished from the much more common rhabdomyoma and from oncocytic cardiomyopathy, which is also referred to as ''card iac hamartoma''.