Endoscopic and histological types of tumours
| Endoscopy | |||||
|---|---|---|---|---|---|
| Histology | Protruding adenoma | Flat/depressed adenoma | |||
| Type | No | LGD (n) | HGD (n (%)) | LGD (n) | HGD (n (%)) |
| sm, submucosal invasion; LGD, low grade dysplasia; HGD, high grade dysplasia; TA, tubular adenoma; TVA, tubulovillous adenoma; VA, villous adenoma; SA, serrated adenoma. | |||||
| TA | 745 | 671 | 16 (2.1) | 47 | 11 (18.0) |
| TVA | 179 | 137 | 39 (21.8) | 3 | — |
| VA | 21 | 12 | 9 (42.8) | — | — |
| SA | 12 | 11 | 1 (7.7) | — | — |
| Early (sm) carcinoma | 16 | 11 | 5 | ||
| Total | 973 | 907 | 66 | ||