Table 1. Characteristics of 28 consecutive patients with gastric GIST.
| Case No. | Age (years) | Sex | Location | Cross-sectional circumference | Maximum diameter of resected specimen, mm | Tumor size (long axis), mm | Tumor size (short axis), mm | Mucosal ulceration | Mitotic index (Mitoses/hpf) | Malignant risk | Retrieval route | Operation time, min | Perforation | Complication (Clavien-Dindo classification) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 59 | M | U | Post | 45 | 19 | 16 | No | >10/50 hpf | High | Transabdominal | 292 | Yes | None |
| 2 | 61 | M | U | Post | 33 | 26 | 26 | No | ≤5/50 hpf | Low | Transoral | 357 | Yes | None |
| 3 | 71 | F | U | Ant | 38 | 25 | 23 | No | ≤5/50 hpf | Low | Transoral | 265 | No | None |
| 4 | 79 | F | U | Ant | 35 | 25 | 20 | No | ≤5/50 hpf | Low | Transoral | 190 | No | None |
| 5 | 49 | M | U | Ant | 28 | 17 | 17 | No | ≤5/50 hpf | Very low | Transoral | 140 | No | None |
| 6 | 58 | F | M | Post | 48 | 30 | 23 | No | ≤5/50 hpf | Low | Transoral | 191 | No | None |
| 7 | 61 | M | M | Ant | 30 | 25 | 20 | No | ≤5/50 hpf | Low | Transoral | 162 | No | None |
| 8 | 71 | M | U | Ant | 50 | 45 | 25 | Yes | ≤5/50 hpf | Low | Transoral | 263 | No | None |
| 9 | 64 | F | M | Post | 36 | 18 | 18 | No | ≤5/50 hpf | Very low | Transoral | 183 | No | None |
| 10 | 76 | M | M | Post | 24 | 24 | 20 | No | ≤5/50 hpf | Low | Transoral | 175 | No | None |
| 11 | 65 | M | L | Post | 30 | 10 | 9 | No | ≤5/50 hpf | Very low | Transoral | 217 | No | None |
| 12 | 76 | F | U | Post | 25 | 18 | 18 | Yes | ≤5/50 hpf | Very low | Transoral | 214 | No | None |
| 13 | 77 | M | M | Post | 40 | 40 | 20 | No | ≤5/50 hpf | Low | Transoral | 194 | No | None |
| 14 | 70 | F | U | Post | 20 | 17 | 14 | No | 6-10/50 hpf | Low | Transoral | 191 | No | None |
| 15 | 52 | M | U | Post | 30 | 22 | 17 | No | ≤5/50 hpf | Low | Transoral | 159 | No | None |
| 16 | 67 | M | U | Post | 20 | 20 | 18 | No | ≤5/50 hpf | Very low | Transoral | 148 | No | None |
| 17 | 68 | F | U | Less | 38 | 30 | 20 | No | ≤5/50 hpf | Low | Transoral | 156 | No | Grade II |
| 18 | 67 | M | U | Less | 28 | 22 | 19 | No | 6–10/50 hpf | Intermediate | Transoral | 200 | No | None |
| 19 | 50 | F | EGJ | Gre | 37 | 34 | 23 | No | 6–10/50 hpf | Intermediate | Transoral | 327 | No | None |
| 20 | 65 | M | M | Less | 22 | 12 | 9 | No | ≤5/50 hpf | Very low | Transoral | 98 | No | None |
| 21 | 85 | M | U | Ant | 45 | 30 | 26 | No | ≤5/50 hpf | Low | Transoral | 185 | No | None |
| 22 | 54 | M | U | Post | 27 | 25 | 20 | Yes | ≤5/50 hpf | Low | Transoral | 189 | No | None |
| 23 | 55 | M | U | Ant | 35 | 24 | 22 | No | ≤5/50 hpf | Low | Transoral | 176 | No | None |
| 24 | 76 | M | U | Ant | 38 | 15 | 14 | No | ≤5/50 hpf | Very low | Transoral | 132 | No | None |
| 25 | 82 | M | M | Ant | 40 | 40 | 35 | No | ≤5/50 hpf | Low | Transabdominal | 161 | Yes | None |
| 26 | 72 | M | U | Ant | 30 | 17 | 14 | No | ≤5/50 hpf | Very low | Transoral | 146 | No | None |
| 27 | 53 | F | U | Post | 18 | 15 | 12 | No | ≤5/50 hpf | Very low | Transoral | 122 | No | None |
| 28 | 76 | M | U | Ant | 37 | 30 | 22 | No | ≤5/50 hpf | Low | Transoral | 174 | No | None |
GIST, gastrointestinal stromal tumor; M, male; F, female; U, upper third; M, middle third; L, lower third; EGJ, esophagogastric junction; Post, posterior wall; Ant, anterior wall; hpf, high power fields.