On the question of surgical treatment of urethro-vaginal fistulas.

In view of the significant interest in the development of surgical techniques for urethro-vaginal fistulas, which until now have not succumbed to a lasting cure in the sense of retention of urine by patients, I decided to report two cases of fistulas that I operated on, in which, I think, one can clearly see the mechanism of urinary retention , which is currently a contentious issue.