Lesion demographics
| Histology | n | Morphology (JRSC) | Dominant crypt pattern | Mean size (mm) | Anatomical location | ||
|---|---|---|---|---|---|---|---|
| I | II | Rt colon | Lt colon/rectum | ||||
| LGD, low grade dysplasia; HGD, high grade dysplasia. | |||||||
| Hyperplastic | 22 | 5 | 17 | I/II | 6 | 2 | 20 |
| Adenoma LGD | 5 | 1 | 4 | IIIL | 6.5 | 4 | 1 |
| Adenoma HGD | 1 | 0 | 1 | V(a) | 5 | 1 | 0 |
| Invasive neoplasia (T2 or beyond) | 0 | 0 | 0 | Nill | 0 | 0 | |