title: Reactive duodenal changes in chronic pancreatitis simulating the contiguous spread of pancreatic carcinoma.
mesh_terms: D002758:Cholangiography / Q000009:adverse effects; D002908:Chronic Disease; D003937:Diagnosis, Differential; D004378:Duodenal Diseases / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000209:etiology*; D004386:Duodenum / Q000000981:diagnostic imaging; D004724:Endoscopy / Q000009:adverse effects*; D006801:Humans; D008875:Middle Aged; D010179:Pancreas / Q000000981:diagnostic imaging; D010190:Pancreatic Neoplasms / Q000175:diagnosis*; D010195:Pancreatitis / Q000150:complications* / Q000175:diagnosis