| Biliary tract |
| 1. Suspected but undetected choledocholithiasis |
| 2. Distinguish benign from malignant bile duct strictures |
| 3. Local tumor staging |
| Pancreas |
| 1. Distinguish benign from malignant pancreatic duct strictures |
| 2. Local tumor staging |
| 3. Characterize cystic tumors |
| 4. Localize islet cell tumors not identified by endoscopic ultrasound |
| 5. Assess for multifocal islet cell tumors in MEN-I |
