Association of pit patterns using high magnification chromoscopic colonoscopy compared with histopathology
| Histology | Pit pattern | ||||||
|---|---|---|---|---|---|---|---|
| I | II | IIIL | IIIs | IV | V(a/n) | Total | |
| HGD, high grade dysplasia; LGD, low grade dysplasia. | |||||||
| Hyperplastic/metaplastic | 126 | 223 | 24 | 6 | 1 | 1 | 381 (38%) |
| Adenoma (LGD) | 2 | 9 | 296 | 5 | 169 | 2 | 483 (48%) |
| Adenoma (HGD) | 0 | 3 | 11 | 21 | 60 | 38 | 133 (13%) |
| Carcinoma (T2 or beyond) | 0 | 0 | 0 | 1 | 0 | 10 | 11 (1%) |
| Total | 128 (13%) | 235 (23%) | 331 (33%) | 33 (3%) | 230 (23%) | 51 (5%) | 1008 (100%) |