[Retothelial sarcoma of the rectosigmoid].
D005260:Female; D006801:Humans; D016403:Lymphoma, Large B-Cell, Diffuse / Q000601:surgery*; D008875:Middle Aged; D011351:Proctoscopy; D012004:Rectal Neoplasms / Q000601:surgery*; D012811:Sigmoid Neoplasms / Q000601:surgery*
Retothelsarkomatose des Rectosigmoids.