PMC8138212_01
Transabdominal ultrasound showing dilated common bile duct.
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F1
Transabdominal ultrasound showed a 7.0 mm common bile duct without any evidence of common bile duct stone or mass (Fig. 1).
Endoscopic ultrasound of upper gastrointestinal tract showing dilated common bile duct.
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F2
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).