Lipoma of the right atrium.

The patient is a 54-year-old asymptomatic male with a tumor in the right atrium that was diagnosed on transesophageal echocardiography and confirmed as a lipoma of the right atrium on computerized tomography. The patient underwent surgical repair with extracorporeal circulation. The tumor was resected, and its base of implantation in the atrium was repaired with a flap of bovine pericardium.

[Atrial septal defect percutaneous transvenous occlusion with the buttoned device].

Purpose: To analyse the experience with the use of Sideris' device for percutaneous transvenous occlusion of atrial septal defect (ASD).

Methods: Thirty six procedures of ASD occlusion were performed in 32 patients; 27 (84.4%) female and five (15.

[Modified Fontan's operation].

Nine-year-old female patient presented with cianosis since she was born, fatique and dyspnea when sucking. The diagnosis was univentricular heart with left ventricular morphology, transposition of the great arteries, moderate pulmonary valve stenosis and atrial septal defect. Submitted to surgical correction with superior vena cava-right pulmonary artery anastomosis, inferior vena cava anastomosis using lateral tunnel, with cardiopulmonary bypass.