Table 1.
Patient and tumor characteristics
| Patient | Tumor type | Differentiation grade | Resection margin | TNM stagea | Tumor regions |
|---|---|---|---|---|---|
| EAC1 | GEJAC | Moderate | R0 | pT3N1Mx | 5 |
| EAC2 | GEJAC | Moderate/poor | R0 | pT3N3Mx | 4 |
| EAC3 | BAC | Moderate | R0 | pT1N0Mx | 3 |
| EAC4 | BAC | Moderate | R0 | pT3N1M0 | 3 |
| EAC5 | BAC | Poor | R0 | pT2N0Mx | 4 |
GEJAC Gastro-esophageal junction adenocarcinoma
BAC Adenocarcinoma in Barrett’s esophagus
R0 tumor free resection margin
aAccording to the classification of the American Joint Committee on Cancer (AJCC) Staging Manual 7th edition