[A case report of silent right atrial myxoma].

A 68-year-old man with right atrial myxoma detected by abdominal echography accidentally is reported. The diagnosis was confirmed by use of echocardiography and MRI. Selective coronary angiography visualized the tumor vessels. The myxoma was removed successfully. The origin of the tumor was the free wall of the right atrium, and its weight was 14 g.