Endoscopy, Table of Contents Endoscopy 2012; 44(09): 884DOI: 10.1055/s-0032-1310014 Letters to the editor © Georg Thieme Verlag KG Stuttgart · New York Active bleeding without identifiable lesion on capsule endoscopy R. Rerknimitr , S. Aniwan , V. Viriyautsahakul , P. Kullavanijaya Recommend Article Abstract Buy Article Full Text References References 1 Lecleire S, Iwanicki-Caron I, Di-Fiore A et al. Yield and impact of emergency capsule enteroscopy in severe obscure-overt gastrointestinal bleeding. Endoscopy 2012; 44: 337-342 2 Svarta S, Segal B, Law J et al. Diagnostic yield of repeat capsule endoscopy and the effect on subsequent patient management. Can J Gastroenterol 2010; 24: 441-444 3 Jones BH, Fleischer DE, Sharma VK et al. Yield of repeat wireless video capsule endoscopy in patients with obscure gastrointestinal bleeding. Am J Gastroenterol 2005; 100: 1058-1064 4 Mönkemüller K, Neumann H, Meyer F et al. A retrospective analysis of emergency double-balloon enteroscopy for small-bowel bleeding. Endoscopy 2009; 41: 715-717