[Low ano-rectal malformations (author's transl)].

This work includes 61 cases of low anal atresias, 42 were female and 19 male. All of them were treated with "cutback" technique with a follow up longer than two years. Results are classified in good, regular and poor, depending on the continence, stenosis, mega-rectum and enchopresis, and were 90 per cent of good results, 8 per cent regular and 2 per cent poor. Authors recommend this technique as a choice proceding in this kind of low atresias.