©The Author(s) 2025.
World J Gastrointest Endosc. Sep 16, 2025; 17(9): 109144
Published online Sep 16, 2025. doi: 10.4253/wjge.v17.i9.109144
Published online Sep 16, 2025. doi: 10.4253/wjge.v17.i9.109144
Table 1 Morphological classification of polyps
| Endoscopic appearance | Paris class | Description |
| Protruded lesions | Ip | Pedunculated polyps |
| Isp | Semi-pedunculated polyps | |
| Is | Sessile | |
| Flat elevated lesions | 0-IIa | Flat elevation of mucosa |
| 0-IIa/c | Flat elevation with central depression | |
| Flat lesions | 0-IIb | Flat mucosal change |
| 0-IIc | Mucosal depression ≤ 1.2 mm | |
| 0-IIc/IIa | Mucosal depression with raised edge | |
| Excavated lesions | 0-III | Mucosal depressions > 1.2 mm |
- Citation: Pal S, Bhaduri G. Endoscopic submucosal dissection for early gastrointestinal malignancies: Current state and future perspectives. World J Gastrointest Endosc 2025; 17(9): 109144
- URL: https://www.wjgnet.com/1948-5190/full/v17/i9/109144.htm
- DOI: https://dx.doi.org/10.4253/wjge.v17.i9.109144