Abstract 220
| Histology | Gastric | Duodenal |
|---|---|---|
| Adenoma or tubulo villous adenoma (TVA) | 05 | |
| High grade dysplasia | 01 | |
| TVA with high grade dysplasia | 03 | 01 |
| Intramucosal adenocarcinoma | 03 | |
| Poorly differentiated adenocarcinoma | 03 | |
| Carcinoid | 09 | |
| GIST | 01 | |
| MALT | 01 | |
| Leiomyoma | 02 |