NKC Institute of Gastroenterology and Hepatology, Faculty of Medicine, Prince of Songkla University;
Department of Internal Medicine, Faculty of Medicine, Prince of Songkla University;
Endoscopic; ultrasound-guided; anterogradeapproach; Endoscopic; ultrasound-guided; biliary; drainage; Endoscopic; ultrasound-guided; choledochoduodenostomy; Endoscopic; ultrasound-guided; hepaticogastrostomy; Endoscopic; ultrasound-rendezvous; technique; Surgicallyaltered; anatomy; Overtube-assisted; enteroscopy-endoscopicretrograde; cholangiopancreatography;