Table 3.
Characteristics of colorectal neoplasms in case group.
| Cases | Colorectal neoplasms | Paired healthy mucosa: biopsy collection site | ||||
|---|---|---|---|---|---|---|
| Colorectal anatomic site (segment) | Histologic type (subtype) | High grade dysplasia | Sizeǂ (cm) | Ascending colon | Descending colon | |
| 3 | Proximal (Caecum) | SA (sessile serrated) | 2 | X | X | |
| 4 | Proximal (Transverse) | SA (sessile serrated) | 6 | X | X | |
| 5 | Proximal (Ascending) | CA (Tubular) | 4 | X | X | |
| 6 | Proximal (Ascending) | CA (Tubular) | 16 | X | X | |
| 7 | Proximal (Hepatic flexure) | CA (Tubular) | X | 3 | ||
| Proximal (Ascending) | CA (Tubular) | 5 | ||||
| 9 | Distal (Rectum) | CA (Tubular) | 2.5 | X | ||
| 10 | Proximal (Ascending) | CA (Tubulovillous) | X | 5 | X | X |
| 11 | Proximal (Caecum) | CA (Tubulovillous) | 5 | X | X | |
| 12 | Proximal (Caecum) | CA (Tubulovillous) | 4.5 | |||
| 13 | Proximal (Ascending) | CA (Tubulovillous) | X | 3.5 | ||
| 14 | Proximal (Caecum) | CA (Tubulovillous) | 5 | X | X | |
| 15 | Proximal (Hepatic flexure) | CA (Tubulovillous) | 2 | X | ||
| 16 | Distal (Sigmoid) | CA (Tubulovillous) | 2.5 | X | X | |
| 17 | Distal (Rectum) | CA (Tubulovillous) | X | 10 | X | X |
| 18 | Distal (Rectum) | CA (Tubulovillous) | 2.5 | X | ||
| 19 | Distal (Rectum) | CA (Tubulovillous) | 5 | |||
| Distal (Recto-sigmoid) | CA (Tubulovillous) | 2 | ||||
| 21 | Distal (Rectum) | CA (Tubulovillous) | X | 7 | ||
| 22 | Proximal (Transverse) | CA (Villous) | 4 | X | ||
| 23 | Proximal (Ascending) | CA (Villous) | 5 | X | ||
| 24 | Proximal (Caecum) | CA (Villous) | X | 5 | X | |
| 25 | Distal (Rectum) | CRC (High-grade intraepithelial epidermoid neoplasia) | X | X | ||
| 26 | Distal (Sigmoid) |
CRC (moderately differentiated adenocarcinoma developed on a villous adenoma |
X | 7 | X | |
SA Serrated adenoma, CA Conventional adenoma, CRC colorectal cancer, X applicable.
ǂThe largest diameter is reported.