Table I.
Characteristics of 20 patients with rectal carcinoids.
| Case no. | Gender | Age (years) | Tumor size (mm) | Central depression | Preoperative treatment | Surgery | Depth of tumor | Lymphovascular invasion | Number of lymph node metastases | Distant metastases | Recurrence | Outcome | Ki-67 labeling index |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | M | 71 | 5 | − | − | LAR | SM (T1) | − | 0 | − | − | Alive, 83 m | 1.12 |
| 2 | M | 68 | 7 | − | EMR | CAA | SM (T1) | Unknown | 1 | − | − | Alive, 67 m | NE |
| 3 | M | 65 | 7 | + | EMR | CAA | SM (T1) | Unknown | 1 | − | Liver | Alive, 56 m | NE |
| 5 | F | 65 | 7 | + | − | LAR | SM (T1) | − | 1 | − | − | Alive, 75 m | 1.38 |
| 4 | M | 49 | 8 | + | EMR | LAR | SM (T1) | Unknown | 0 | − | − | Alive, 10 m | NE |
| 6 | M | 55 | 12 | + | − | LAR | MP (T2) | − | 1 | − | − | Alive, 35 m | 2.12 |
| 7 | M | 42 | 13 | + | EMR | CAA | SM (T1) | + | 3 | − | − | Alive, 52 m | NE |
| 8 | M | 64 | 14 | + | − | LAR | SM (T1) | − | 0 | − | − | Alive, 37 m | 1.69 |
| 9 | M | 53 | 14 | + | − | LAR | SM (T1) | + | 3 | − | − | Alive, 6 m | 1.38 |
| 10 | F | 29 | 15 | + | − | CAA | SM (T1) | + | 5 | − | − | Alive, 91 m | 4.15 |
| 11 | F | 71 | 15 | + | EMR | LAR | SM (T1) | − | 2 | − | − | Alive, 68 m | NE |
| 12 | M | 53 | 15 | + | − | LAR | MP (T2) | + | 0 | − | − | Alive, 46 m | 2.18 |
| 13 | F | 57 | 15 | − | − | LAR | MP (T2) | − | 0 | − | − | Alive, 139 m | 0.81 |
| 14 | M | 61 | 15 | + | − | LAR | SM (T1) | + | 0 | Peritoneum | Liver, lung | Alive, 33 m | 8.7 |
| 15 | M | 47 | 20 | + | − | LAR | SM (T1) | − | 0 | − | − | Alive, 18 m | 1.59 |
| 16 | M | 63 | 25 | + | − | LAR | MP (T2) | + | 2 | − | − | Alive, 78 m | 6.63 |
| 17 | M | 60 | 3 | − | EMR | TAR | SM (T1) | Unknown | NE | − | − | Alive, 70 m | NE |
| 18 | M | 52 | 8 | + | − | TAR | SM (T1) | + | NE | − | − | Alive, 137 m | 2.13 |
| 19 | M | 50 | 8 | Unknown | EMR | TAR | SM (T1) | Unknown | NE | − | − | Alive, 134 m | NE |
| 20 | F | 23 | 12 | + | − | TAR | SM (T1) | + | NE | − | − | Alive, 121 m | 1.38 |
EMR, endoscopic mucosal resection; LAR, low anterior resection; CAA, colo-anal anastomosis; TAR, trans-anal local resection; NE, not evaluable; M, male; F, female; m, months.