[A rare form of congenital esophageal stenosis: abortive esophageal atresia (author's transl)].

This communication describes two new cases of esophageal malformation situated at the usual level of atresias. In these two stenosis, the superior segment overlapped the inferior segment a certain length, and the inferior segment adhered closely to the trachea. When recognized, this malformation responds well to instrumental dilatation.