Urétérorénoscopie souple laser pour calcul du haut appareil urinaire

The treatment of upper urinary tract stone with flexible ureteroscopy is safe and efficient. According to the size and the localization of stone, it is the first-line treatment. The patient must be informed about modalities and risks of this treatment. Urines must be sterile. The fragmentation of stone is made with the energy of Laser Holmium. The knowledge of material and technique allows to obtain a complete treatment in about 80% of cases.