Printer friendly dictionary, encyclopedia and thesaurus - the free dictionary 4,290,889,164 visitors served. Forum join the word of the day mailing list for webmasters thefreedictionary google bing? buy generic viagra Word / article starts with ends with text dictionary/thesaurus medicaldictionary legaldictionary financialdictionary acronyms  idioms encyclopedia wikipediaencyclopedia? Vesicovaginal fistula (redirected from vesico-vaginal fistula)    also found in: wikipedia 0. express viagra online 8080 01 sec. viagra no prescription Vesicovaginal fistula, a fistula between the bladder and the vagina. Fistula [fis´tu-lah] (pl. viagra without prescription Fistulas, fis´tulae) (l. ) any abnormal tubelike passage within body tissue, usually between two internal organs or leading from an internal organ to the body surface. Some fistulas are created surgically for diagnostic or therapeutic purposes; others occur as result of injury or as congenital abnormalities. Among the many kinds of fistulas, the anal type ( fistula in ano ) is one of the most common. how long do the effects of viagra last It generally develops as a result of a break or fissure in the wall of the anal canal or rectum, or an abscess there. Treatment is by surgery. viagra safe seniors In women, difficult labor in childbirth may result in formation of a vesicovaginal fistula between the bladder and the vagina with resulting leakage of urine into the vagina. viagra generic In a vesicointestinal fistula , there is leakage of urine from the bladder into the intestine. In a rectovaginal fistula , feces escape through the wall of the anal canal or rectum into the vagina. order viagra online This condition, formerly a serious hazard of childbirth, is now rare; like other kinds of fistula, it can be corrected by surgery. With the types of fistulas described here, typical symptoms are pain in the affected region and an abnormal discharge through the skin near the anus or through the vagina. buy viagra without prescription Fistulas at different places of the body may be caused by tuberculosis , actinomycosis (a fungus infection), the presence of diverticula , or certain other serious diseases, and the fistula itself may be a site of infection and discomfort. Abdominal fistula one between a hollow abdominal organ and the surface of the abdomen. Anal fistula (fistula in a´no) one opening on the cutaneous surface near the anus, which may or may not communicate with the rectum. grapefruit juice viagra interaction Arteriovenous fistula one between an artery and a vein, either pathologic (such as a varicose aneurysm ) or surgically created to ensure an access site for hemodialysis. The site must be allowed 6 to 8 weeks to mature before it can be cannulated. safe take viagra while blood pressure medication Such a fistula may be the anastomosis of a natural artery and vein, a bovine graft, or a synthetic polytetrafluoroethylene (ptfe) graft. The bovine graft is taken from the bovine carotid artery and anastomosed to the vein and artery of the patient. In a ptfe graft, fibers are woven into a mesh called gore-tex and made into a sleeve and flange; this is available in a variety of sizes. Precautions necessary.