Endoscopy, Table of Contents Endoscopy 1989; 21: 378-380DOI: 10.1055/s-2007-1012996 © Georg Thieme Verlag KG Stuttgart · New York Peroral Cholecystoscopy R. Fujita, N. Hirata, Y. Fujita Department of Gastroenterology, Showa University, Fujigaoka Hospital, Yokohama, Japan Recommend Article Abstract PDF Download Buy Article Summary Three cases of peroral cholecystoscopy was reported. Dilatation of the cystic duct ranged from 8.5 mm to 10.0 mm in diameter, permitting passage of a 4.5 mm diameter baby 'scope. Endoscopic lithotripsy was performed without difficulty. PDF (529 kb)