Table 4 Pit pattern classification in the carcinoma area of serrated adenocarcinoma
From: Clinicopathologic and endoscopic features of early-stage colorectal serrated adenocarcinoma
Epithelial serration | Pit pattern | ||||
|---|---|---|---|---|---|
II | Open-II | IIIL | IV | V | |
Present (n = 17) | 0 (0) | 1 (6) | 2 (12) | 2 (12)a | 12 (70)c |
Absent (n = 23) | 1 (4) | 0 (0) | 3 (13) | 10 (44)b | 9 (39)d |
Total (n = 40) | 1 (3) | 1 (3) | 5 (13) | 12 (30) | 21 (53) |