Evaluation of the effectiveness and safety of single-operator cholangiopancreatoscopy with the SpyGlass¿ system Coral Tejido; Manuel Puga; Cristina Regueiro; María Francisco; Laura Rivas; Eloy Sánchez;

Sudden dysphagia: A diagnostic challenge Sara Martínez Delgado; Alejandro Minguez; Marco Bustamante; Pablo Ladrón Abia; Pedro López Muñoz; Vicente Pons Beltrán;

Signet ring cell hilar cholangiocarcinoma diagnosed via direct transpapillary cold forceps biopsy under fluoroscopy Mahdiieh Ghoddoosi; Ahmad Hormati; Davoud Ouladdameshghi; Sajjad Ahmadpour;