title: Case records of the Massachusetts General Hospital. Weekly clinicopathological exercises. Case 14-1980.
mesh_terms: D002675:Child, Preschool; D003937:Diagnosis, Differential; D005260:Female; D005704:Gallbladder / Q000473:pathology; D005759:Gastroenteritis / Q000175:diagnosis; D006801:Humans; D011695:IgA Vasculitis / Q000175:diagnosis / Q000473:pathology*; D007413:Intestinal Mucosa / Q000473:pathology; D007583:Jejunum / Q000473:pathology; D010488:Polyarteritis Nodosa / Q000175:diagnosis / Q000473:pathology*; D012008:Recurrence