[Pulmonary atresia with intact interventricular partition wall. Surgical treatment of a case with duramater ceiling]

It is presented a pulmonary artresia case with untouched interventricular partition wall surgically treated. It was established the continuity between right ventricle and pulmonary artery's trunk with duramater ceiling, for which it was made a pulmonary valve. Postoperation evolution was excelent and it was obteined a frank diminution of the right ventricle's systolic pression. It is discussed about therapeutic conducts in this kind of congenital badformation.