title: Enterogenous cyst of the colon presenting as a retroperitoneal tumor in an adult.
mesh_terms: D003106:Colon / Q000002:abnormalities* / Q000196:embryology / Q000473:pathology; D003108:Colonic Diseases / Q000000981:diagnostic imaging / Q000473:pathology; D000013:Congenital Abnormalities / Q000196:embryology; D003560:Cysts / Q000000981:diagnostic imaging* / Q000196:embryology / Q000473:pathology; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008875:Middle Aged; D011859:Radiography; D012186:Retroperitoneal Neoplasms / Q000000981:diagnostic imaging*