Endoscopic view of the intrahepatic biliary ducts by direct per-oral cholangioscopy in a patient with a choledochal cyst.

Sixty year old female with hypertension and crampy abdominal pain episodes. Admitted to hospital (September-2020) by obstructive jaundice. MRCP: biliary dilation due to Todani Ic (fusiform) choledocal cyst (CC), distal sludge. ERCP: normal mucosa prominent papilla; biliary dilation compatible with CC; choledocholithiasis; 8-mm CHD filling defect. Sphincterotomy, removal of stones/sludge, brush-cytology of the filling defect (pathology: atypias). US: dilation resolution (CBD: 6.5 mm).