Lipomatous hypertrophy of the interatrial septum (LHIS) is a benign disorder characterized by fat accumulation in the interatrial septum. It typically occurs in elderly, obese patients and may cause arrhythmia.
Institute of Radiology and Nuclear Medicine, BG Kliniken Bergmannsheil, Ruhr-University of Bochum, Bürkle-de-la-Camp Platz 1, D-44789 Bochum, Germany. christoph.m.heyer@ruhr-uni-bochum.de