title: Diarrhea, weight loss, and lymphadenopathy in a 50-year-old man.
mesh_terms: D001706:Biopsy; D001835:Body Weight; D003937:Diagnosis, Differential; D003967:Diarrhea / Q000000981:diagnostic imaging* / Q000473:pathology; D006801:Humans; D007421:Intestine, Small / Q000000981:diagnostic imaging / Q000473:pathology; D008206:Lymphatic Diseases / Q000000981:diagnostic imaging* / Q000473:pathology; D008297:Male; D008875:Middle Aged; D014057:Tomography, X-Ray Computed; D008061:Whipple Disease / Q000175:diagnosis