[Should urinary drainage be conducted, and if so, how, after pyelo-ureteral junction resection? (author's transl)].

The author recalls the risks associated with plastic surgery on the pyelo-ureteral junction without proximal urinary drainage, the beneficial effects of ureteral intubation and anastomosis, and the innocuity of the emergence of the drainage tube and of intubation through the pyelic wall, according to the technique that he has developed.