title: Case records of the Massachusetts General Hospital. Weekly clinicopathological exercises. Case 8-1997. A 65-year-old man with recurrent abdominal pain for five years.
mesh_terms: D015746:Abdominal Pain / Q000209:etiology*; D000368:Aged; D003937:Diagnosis, Differential; D003967:Diarrhea / Q000209:etiology; D006471:Gastrointestinal Hemorrhage / Q000209:etiology; D005873:Giardiasis / Q000150:complications / Q000175:diagnosis; D006801:Humans; D006965:Hyperplasia / Q000150:complications; D007078:Ileal Neoplasms / Q000150:complications / Q000473:pathology*; D007082:Ileum / Q000473:pathology* / Q000601:surgery; D008198:Lymph Nodes / Q000473:pathology*; D016403:Lymphoma, Large B-Cell, Diffuse / Q000150:complications / Q000473:pathology*; D008297:Male; D012008:Recurrence