Vesico-intestinal fissure.
D002432:Cecum / Q000002:abnormalities*; D005260:Female; D006801:Humans; D007412:Intestinal Fistula / Q000196:embryology*; D008297:Male; D001743:Urinary Bladder / Q000002:abnormalities*; D001747:Urinary Bladder Fistula / Q000196:embryology*