Alive Strongyloides stercoralis in biliary fluid in patient: A case report

Figure 4 Two openings were detected in the duodenal papilla, revealing the distinct connection of the pancreatic duct and biliary duct to the intestinal wall. A: Duodenal papilla; B: Black stone dragged into the duodenal cavity; C: Gallstones (arrow) in the common bile duct during endoscopic retrograde cholangiopancreatography; D: Bile fluid extracted during endoscopic retrograde cholangiopancreatography; E: Endoscopic nasobiliary drainage.