[Right ventricular myxoma. A rare case of pulmonary stenosis]. / Mixoma ventricular derecho. Un caso raro de estenosis pulmonar.

We discuss a case of a fourteen year old girl in whom, clinical signs of right ventricular outflow obstruction were discovered following a syncopal attack. A right ventricular tumor was observed by echocardiography. Histology confirmed the diagnosis of myxoma.