Figure 1

Figure 1 : 

Chest radiography revealing a cardiomegaly with pulmonary congestion and ECG suggestive of right ventricular hypertrophy (A). Echocardiography showing a dilated right atrium and right ventricle and a pulmonary hypertension on tricuspid regurgitation (B). TTE showing a membrane in the left atrium (B, white arrow) with an eccentrically placed restrictive orifice on TOE (C, white arrow) responsible of a significant diastolic gradient (38mmHg) (B).