Table 2.
Histology/invasion depth of colorectal neoplasm with type VI pit pattern in relation to detailed magnifying colonoscopy findings, n (%)
| Magnifying |
Histology/invasion depth |
|||
| colonoscopy | ||||
| finding | Dysplasia | SM < 1000 μm | 1000 μm ≤ SM | |
| Irregular pit | 79 (100) | 23 (29.1) | 10 (12.7) | 46 (58.2) |
| margins1 | ||||
| Unclear staining | 87 (100) | 21 (24.1) | 16 (18.4) | 50 (57.5) |
| characteristics | ||||
| of the area | ||||
| between pits1 | ||||
| Area diameter | 138 (100) | 65 (47.1) | 16 (11.6) | 57 (41.3) |
| of type VI pit | ||||
| pattern ≥ 5 mm1 | ||||
| High residual | 109 (100) | 64 (58.7) | 16 (14.7) | 29 (26.6) |
| pit density | ||||
| Wide intervening | 138 (100) | 81 (58.7) | 13 (9.4) | 44 (31.9) |
| membrane | ||||
| between pits | ||||
1
Dysplasia. SM < 1000 μm vs SM ≥ 1000 μm, P < 0.01. SM: Submucosa.