| Signs/symptoms |
| Abnormal imaging |
| Lower gastrointestinal bleeding and unexplained iron deficiency anemia |
| Lower gastrointestinal symptoms (eg, chronic diarrhea) |
| Screening/surveillance |
| Colon polyp |
| Colon cancer |
| Inflammatory bowel disease |
| Therapeutic |
| Polypectomy |
| Localization of lesion |
| Foreign body removal |
| Decompression of sigmoid volvulus |
| Decompression of colonic pseudo-obstruction |
| Balloon dilation of strictures |
| Palliative treatment of bleeding or stenosed neoplasms |
| Placement of percutaneous endoscopic cecostomy tube |
