Table 5.
Current guideline recommendations for surveillance based on from United States Multi-society Task Force on colorectal cancer, British Society of Gastroenterology, and European Society of Gastrointestinal Endoscopy[5,27,28]
| Organization and year of guidelines |
Recommendations for surveillance of adenomas |
|
| Baseline finding | Timing of next exam, yr | |
| USMSTF on CRC[5], 2012 | 1-2 small adenomas | 5-10 |
| Adenoma with villous histology | 3 | |
| Adenoma with high grade dysplasia | 3 | |
| Adenoma ≥ 10 mm | 3 | |
| 3-10 adenomas | 3 | |
| Serrated polyps: | ||
| < 10 mm no dysplasia | 5 | |
| ≥ 10 mm | 3 | |
| Dysplasia | 3 | |
| Traditional serrated adenoma | 3 | |
| British Society of Gastroenterology[28], 2010 | 1-2 small adenomas | 5-10 |
| 3-4 small adenomas | 3 | |
| Adenoma ≥ 10 mm | 3 | |
| ≥ 5 small adenomas | 1 | |
| ≥ 3 at least one ≥ 10 mm | 1 | |
| European Society of Gastrointestinal Endoscopy[27], 2010 | High risk adenomas: | 3 |
| Adenoma ≥ 10 mm | ||
| Adenomas with high grade dysplasia | ||
| Villous component | ||
| ≥ 3 adenomas | ||
| Serrated polyp ≥ 10 mm | ||
| Serrated polyps with dysplasia | ||
| Not high risk adenomas | 10 | |
CRC: Colorectal cancer; USMSTF: United States Multi-society Task Force.