case_images: PMC8138212_01
case_images: Transabdominal ultrasound showing dilated common bile duct.
case_images: crg-0015-0443-g01.jpg
case_images: PMC8138212_01_crg-0015-0443-g01.jpg
case_images: F1
case_images: Transabdominal ultrasound showed a 7.0 mm common bile duct without any evidence of common bile duct stone or mass (Fig. 1).
case_images: Endoscopic ultrasound of upper gastrointestinal tract showing dilated common bile duct.
case_images: crg-0015-0443-g02.jpg
case_images: PMC8138212_01_crg-0015-0443-g02.jpg
case_images: F2
case_images: An endoscopic ultrasound (EUS) of the upper gastrointestinal tract showed a dilated common bile duct to 7.3 mm without the presence of any stones (Fig. 2).