| Baseline finding | Recommended interval for first surveillance (years) | Finding at first surveillance | Recommended interval for next surveillance (years) |
| 1 to 2 tubular adenomas <10 mm | 7 to 10 | Normal colonoscopy* | 10 |
| 1 to 2 tubular adenomas <10 mm | 7 to 10 | ||
| 3 to 4 tubular adenomas <10 mm | 3 to 5 | ||
| Adenoma ≥10 mm in size; or adenoma with tubulovillous/villous histology; or adenoma with high grade dysplasia; or 5 to 10 adenomas <10 mm | 3 | ||
| 3 to 4 tubular adenomas <10 mm | 3 to 5 | Normal colonoscopy* | 10 |
| 1 to 2 tubular adenomas <10 mm | 7 to 10 | ||
| 3 to 4 tubular adenomas <10 mm | 3 to 5 | ||
| Adenoma ≥10 mm in size; or adenoma with tubulovillous/villous histology; or adenoma with high grade dysplasia; or 5 to 10 adenomas <10 mm | 3 | ||
| Adenoma ≥10 mm in size; or adenoma with tubulovillous/villous histology; or adenoma with high-grade dysplasia; or 5 to 10 adenomas <10 mm | 3 | Normal colonoscopy* | 5 |
| 1 to 2 tubular adenomas <10 mm | 5 | ||
| 3 to 4 tubular adenomas <10 mm | 3 to 5 | ||
| Adenoma ≥10 mm in size; or adenoma with tubulovillous/villous histology; or adenoma with high grade dysplasia; or 5 to 10 adenomas <10 mm | 3 |
