Table 4.
Case profile of gastric stump cancer
| Case number | 1 | 2 | 3 | 4 | 5 | 6 |
| Sex | M | M | M | M | M | M |
| Age (yr) | 73 | 73 | 58 | 61 | 61 | 44 |
| Tobacco use | Yes | Yes | No | No | Yes | No |
| Alcohol consumption | No | Yes | No | No | No | No |
| Anastomosis | B-II | B-I | B-I | B-I | B-II | B-II |
| Latency period (mo) | 360 | 480 | 360 | 152 | 432 | 228 |
| Reason for operation | Pyloric obstruction | GU perforation | GU bleeding | Pyloric obstruction | GU perforation | DU perforation |
| Chief complaint | Melena | Soreness | Pain | Routine | Pain | Pain |
| Tumor location | Anastomosis | Anastomosis | Stump | Stump | Stump | Stump |
| Tumor type | Adenoca | Adenoca | Adenoca | Adenoca | Adenoca | Adenoca |
| Differentiation | Moderate | Poor | Poor | Poor | Moderate | Poor |
| H. pylori infection | Negative | Negative | Positive | Positive | Positive | Negative |
| TNM stage | ||||||
| T | T4a | T3 | T3 | T2b | pT3 | T3 |
| N | N2 | N0 | N0 | N1 | N1 | N0 |
| M | M1 (Liver) | M0 | M0 | M0 | M0 | M0 |
| Treatment | None | Total gastrectomy | Total gastrectomy | Total gastrectomy | Total gastrectomy | Total gastrectomy |
| Survival (mo) | No (3) | No (10) | No (10)1 | Yes (36) | No (8) | No (18) |
| DFS (mo) | No (0) | Yes (9) | Yes (10) | Yes (36) | No (0) | Yes (15) |
1
Expired due to leukopenia and pneumonia. GU: Gastric ulcer; DU: Duodenal ulcer; Adenoca: Adenocarcinoma; DFS: Disease-free survival; H. pylori: Helicobacter pylori; B: Billroth.