[Rectal leiomyosarcoma. Report of a case and review of the literature].
D005260:Female; D006801:Humans; D007890:Leiomyosarcoma / Q000175:diagnosis / Q000473:pathology*; D008875:Middle Aged; D012004:Rectal Neoplasms / Q000175:diagnosis / Q000473:pathology*
Leiomiosarcoma rectal. Presentación de un caso y revisión de la literatura.