Linear filling defect on ERCP is characteristic of -
Ans. is 'c' i.e., Worm in biliary tree Imaging in ascariasiso Plain abdominal X ray: calcified worm,o USG: moving echogenic structures or strips,o ERCP: linear filling defect.
Bile duct stone
Pancreatic duct stone
Worm in biliary tree
Stricture
Abdominal Radiography