Diffuse multifocal lymphoma of the small intestine presenting as a duodenal ulcer.
D003937:Diagnosis, Differential; D004381:Duodenal Ulcer / Q000175:diagnosis*; D005260:Female; D006801:Humans; D007414:Intestinal Neoplasms / Q000175:diagnosis / Q000473:pathology*; D007421:Intestine, Small / Q000473:pathology; D008223:Lymphoma / Q000175:diagnosis / Q000473:pathology*; D008875:Middle Aged