title: Case records of the Massachusetts General Hospital. Weekly clinicopathological exercises. Case 16-1980.
mesh_terms: D002675:Child, Preschool; D003937:Diagnosis, Differential; D005260:Female; D005753:Gastric Mucosa / Q000473:pathology; D006801:Humans; D007082:Ileum / Q000002:abnormalities* / Q000473:pathology; D007413:Intestinal Mucosa / Q000473:pathology; D008467:Meckel Diverticulum / Q000000981:diagnostic imaging; D010437:Peptic Ulcer / Q000473:pathology; D010439:Peptic Ulcer Perforation / Q000473:pathology; D011877:Radionuclide Imaging