患者女,61岁,因肛门坠胀不适2月,大便带血10 d入院。41年前曾因分娩导致膀胱阴道瘘,未治愈;3年前行膀胱造瘘术。42岁绝经。查体:一般情况较好,各项生命体征平稳,腹部平软,肝、脾未扪及,双肾区无明显叩痛;膀胱区未见膨隆,无压痛,膀胱造瘘管固定、通畅,引流尿液呈淡黄色,稍浑浊; Female patient, 61 years old, due to anal ankle discomfort in February, stool bloody 10 d admission. Bladder vesico-vaginal fistula occurred 41 years ago due to childbirth and was not cured. Bladder ostomy was performed 3 years ago. Menopause at 42 years old. Physical examination: the general situation is better, the signs of life stable, flat and soft abdomen, liver and spleen not palpable, no obvious percussion pain in the kidneys area; no bulging bladder area, no tenderness, bladder fistula fixation, patency, drainage Urine was light yellow, slightly cloudy;