title: Reticulum cell sarcoma. Unusual cause of ureteral obstruction.
mesh_terms: D000293:Adolescent; D000970:Antineoplastic Agents / Q000627:therapeutic use; D006801:Humans; D008228:Lymphoma, Non-Hodgkin / Q000150:complications* / Q000188:drug therapy; D008297:Male; D009362:Neoplasm Metastasis; D011859:Radiography; D014513:Ureter / Q000000981:diagnostic imaging; D014517:Ureteral Obstruction / Q000000981:diagnostic imaging / Q000188:drug therapy / Q000209:etiology*
chemical_list: D000970:Antineoplastic Agents