%0 Case Reports %T Cap-fitted ultrathin endoscope-assisted endoscopic retrograde cholangiopancreatography (ERCP) for patients with hidden papillae in duodenal diverticula. %A Hayashi S %A Ito Y %A Higashi R %J J Hepatobiliary Pancreat Sci %V 31 %N 7 %D 2024 Jul 24 %M 38655725 %F 3.149 %R 10.1002/jhbp.1434 %X Hayashi and colleagues developed a novel salvage technique using a cap-fitted ultrathin endoscope to cannulate the bile duct when a papilla concealed within a duodenal diverticulum is inaccessible with conventional methods. It can be a useful and safe option for endoscopic retrograde cholangiopancreatography in patients with papillae hidden in duodenal diverticula.