Direct transnasal cholangioscopy with standard ultra-slim endoscopes: new horizons for diagnostic and interventional cholangioscopy
M Borgulya, C Ell, J Pohl · Endoskopie heute · 2012 · Heft 03
Bibliografische Angaben
Zusammenfassung
Aims: Direct cholangioscopy using an ultra-slim endoscope is an attractive alternative to the conventional mother-baby endoscope system because it allows a single operator platform, high resolution image quality and advanced therapeutic interventions. However, biliary access is cumbersome and mostly affords previous placement of a guidewire by retrograde cholangiography. Objective: To evaluate the feasibility of a novel one-step direct transnasal cholangioscopy (TNC) technique using an ultra-slim endoscope (EG 530 NP; Fujinon Inc., Saitama, Japan) with an intraductal balloon to maintain biliary access without pr…