Table 2.
Demographics of recurrent lesions following endoscopic mucosal resection (EMR)
| Case | Endoscopic class | Anatomical site | Index EMR method | Index margin status | Histology (recurrence) | Dominant crypt type | Recurrence interval (months) |
| 1 | G | Rectum | Piecemeal | + | Adenoma (LGD) | IIIL | 3 |
| 2 | G | Distal sigmoid | Piecemeal | + | Adenoma (HGD) | IIIL | 3 |
| 3 | G | Descending | Piecemeal | + | TVA | IV | 3 |
| 4 | G | Splenic flexure | Piecemeal | + | Adenoma (LGD) | IIIL | 3 |
| 5 | G | Proximal sigmoid | En bloc | + | Adenoma (HGD) | IIIs | 3 |
| 6 | G | Rectum | Piecemeal | + | Carcinoma (stage T1) | IIIs | 6 |
| 7 | G | Ascending | Piecemeal | + | Carcinoma (stage T1) | IIIs/V(a) | 3 |
| 8 | G | Transverse | Piecemeal | + | Adenoma (HGD) | IIIL | 3 |
| 9 | G | Caecum | Piecemeal | + | Adenoma (HGD) | IIIL | 3 |
| 10 | F | Caecum | En bloc | + | Carcinoma (stage T1) | IIIs/V(a) | 6 |
LGD, low grade dysplasia; HGD, high grade dysplasia.