[Prevention methods of nosocomial urinary tract infections].

After classifying the nosocomial urinary tract infections, between the hospital acquired infections, this paper review different prevention means proposed to limit their incidence. These consist essentially of recommendations concerning the vesical catheterism. Thus are reviewed catheter indications, the choice of the catheter, its putting conditions, the creation and conservation of a closed system. Besides, patient informations and bacteriological survey of the catheterized patients are also discussed.