title: Failure of fusion between an upper and a lower segment of the vagina.
abstract: A unique malformation of the vagina with a tiny fistula between an upper and a lower segment of the vagina is presented with a brief summary of the theories concerning the development of the vagina.
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D014621:Vagina / Q000002:abnormalities*; D014624:Vaginal Fistula / Q000151:congenital*