Dye test for fistula all true except:

• A. If the middle swab is stained with dye,the diagnosis is vesicovaginal fistula
• B. If the lower swab is stained with dye the diagnosis is urethrovaginal fistula
• C. Upper most swab stained with urine but not with dye and lower two swabs are dry,diagnosis is ureterovaginal fistula.
• D. If the middle swab is stained with dye,the diagnosis is genuine strees incontinence.