title: Direct endoscopic visualization of the bile and pancreatic duct systems by peroral cholangiopancreatoscopy (PCPS).
mesh_terms: D001652:Bile Ducts; D001660:Biliary Tract Diseases / Q000175:diagnosis; D019723:Endoscopes; D004724:Endoscopy / Q000379:methods*; D006801:Humans; D010182:Pancreatic Diseases / Q000175:diagnosis; D010183:Pancreatic Ducts