Abstract

Editor’s quiz: GI snapshot Robin Spiller, editor gastrointestinal endoscopy (fig 1), ultrasonography (fig 2), A rare cause of obscure and computed tomographic (CT) scan (fig 3) were performed. gastrointestinal bleeding QUESTION What is your diagnosis? CLINICAL PRESENTATION See page 886 for the answer A 45-year-old man was referred to our hospital because of This case is submitted by: repeated gastrointestinal bleeding from an unknown origin. The 1 1 1 2 3 bleeding had been recurrent over a period of 4 months and was W-L Wang, J-Y Lee, J-T Lin, K-L Liu, H-P Wang usually preceded by postprandial epigastric pain. Upper gastro- Department of Internal Medicine, National Taiwan University Hospital andNational intestinal endoscopy and colonoscopy had been performed Taiwan University College of Medicine, Taipei, Taiwan; Department of Medical Imaging, twice previously in another hospital without identifying the National Taiwan University Hospital and National Taiwan University College of Medicine, source of bleeding. The patient had a history of hypertension, Taipei, Taiwan; Department of Emergency Medicine, National Taiwan University Hospital and National Taiwan University College of Medicine, Taipei, Taiwan but was not receiving any regular treatment. No history of gastrointestinal lesions was reported and the patient also denied Correspondence to: Dr Hsiu-Po