A clinical observation was made on 10 vesicovaginal fistulas of the inpatients in the Department of Urology, Chungnam, University Hospital during 2 years, from July 1974 to June 1976, and the following results were obtained:
1. The incidence of vesicovaginal fistulas is 5.2% to total number of inpatient, 26.3% to total female inpatients and 71.4% to total urinary fistulas.
2. Of the 10 cases, 2 cases were obstetric´vesicovaginal fistulas caused by prolo-nged labors and 8 cases (80%) were non-obstetric vesicovaginal fistulas.
Etiologic agents of non-obstetric fistulas could be divided into 4 of vaginal or abdominal total hysterectomy, which were the most common causes, 3 of chemicaL cauterization order to correct the uterine prolapse with strong acid by laymen and L of irradiation after hysterectomy due to cervical cancer.
3. The majority of the patients (80%) were distributed between the age 40 and 60.
4. All of the obstetric fistulas caused by prolonged labors and all of the non-obstetric fistulas caused by chemical cauterization for uterine prolapse with strong acid by laymen, came from country.
5. The fistula of less than 2 cm in diameter could be found most frequently, and the most commonly involved site in the bladderwere on the trigone and urethrovesical junction.
6. In 5 of 10 patients, vaginal approach were under taken, combined, vaginal and suprapubic approach was performed for 3 cases and suprapubic approach, for 1 case All 9 patients taken surgical repair, were cured successfully with first attempt
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