Endoscopic management of biliary ascariasis: A case report

Figure 1 Abdominal ultrasonic diagnosis. A: Abdominal ultrasound showed a slight dilation of upper part of the common bile duct; B: Abdominal ultrasound showed parallel tube-like structures (orange arrow). The common bile duct is dilated, about 8 mm in diameter.

Figure 2 Endoscopic retrograde cholangiopancreatography showed that the intrahepatic bile duct was not dilated, and an active worm shadow was seen from the common bile duct to the right hepatic duct. A: Common bile duct (orange arrow); B: Right hepatic duct (orange arrow).