| Pancreatic ductal strictures |
| Benign |
| Malignant |
| Unextractable pancreatic ductal stones |
| Pancreatic pseudocysts and duct disruptions |
| Transpapillary |
| Transmural (duodenal/gastric) |
| Papillary stenosis |
| Minor (pancreas divisum) |
| Major |
| Prevention of procedure-induced pancreatitis |
| Facilitating bile duct cannulation |
| Guide for sphincterotomy |
| Biliary |
| Pancreatic |
