[Primary retroperitoneal tumor as a cause of intestinal occlusion].
D006801:Humans; D007415:Intestinal Obstruction / Q000209:etiology*; D008297:Male; D008875:Middle Aged; D012186:Retroperitoneal Neoplasms / Q000150:complications*
Tumore retroperitoneale primitivo causa di occlusione intestinale.