[Bronchogenic cyst. Presentation of 2 cases and review of the literature].

The bronchogenic cyst is a congenital malformation of the tracheobronchial tree. It is not frequently seen in the pediatric population and had its origin around the sixth week of gestation when the bronchial development stops. Two cases of intraparenchymal bronchogenic cyst with lobar involvement of the right lung is presented. It was suspected after carefully examining and X-ray of the thorax and it was confirmed with ultrasonography and CT scan. There were no other associated malformations. The clinical and radiological diagnosis is extremely important for achieving the correct surgical procedure. This 2 patients was treated by thoracotomy and pulmonary lobectomy.