Endoscopy, Table of Contents Endoscopy 2018; 50(08): v30DOI: 10.1055/a-0643-0699 Video Comment © Georg Thieme Verlag KG Stuttgart · New YorkVideo Comment on Ying-Chun Ren et al. Recommend Article Abstract Full Text See also:Dilation catheter-guided mini-forceps biopsy improves the diagnostic accuracy of malignant biliary stricturesEndoscopy 2018; 50(08): 809-812DOI: 10.1055/a-0630-0878 Ying-Chun Ren et al. Dilation catheter-guided mini-forceps biopsy improves the diagnostic accuracy of malignant biliary strictures This study from China assesses a novel dilation catheter-guided mini-forceps biopsy technique to sample tissue from biliary strictures. Using this technique, the authors diagnosed the etiology of a bile duct stricture in 81 % of patients. Download