Table 1 Inclusion criteria of expanded indications for ESD in patients with EGC
| Â | T1a | T1b | ||||||
|---|---|---|---|---|---|---|---|---|
UL (−) | UL (+) | SM1 | SM2 | |||||
≤20 mm | > 20 mm | ≤30 mm | > 30 mm | ≤30 mm | > 30 mm | ≤30 mm | > 30 mm | |
Differentiated | ESD | ESD | ESD | EXPANDED | EXPANDED | EXPANDED | EXPANDED | SURGERY |
Undifferentiated | EXPANDED | EXPANDED | EXPANDED | EXPANDED | SURGERY | SURGERY | SURGERY | SURGERY |