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ves·tib·u·lar a·nus, vulvovaginal anus
a congenital malformation in which the anus is imperforate but the rectum opens into the vagina just above the vulva.
Farlex Partner Medical Dictionary © Farlex 2012
A congenital anomaly in a female in which the anus is imperforate, but there is an opening from the rectum to the vagina.
See also: anus
Medical Dictionary, © 2009 Farlex and Partners