Retrovesical cysts in boys.
D002467:Cell Nucleus; D002675:Child, Preschool; D003560:Cysts / Q000151:congenital / Q000000981:diagnostic imaging / Q000473:pathology / Q000601:surgery; D004847:Epithelial Cells; D006801:Humans; D008297:Male; D008870:Microtubules; D009095:Mullerian Ducts / Q000473:pathology; D010388:Pelvis; D011859:Radiography; D001748:Urinary Bladder Neck Obstruction / Q000209:etiology*