Age at diagnosis (n = 15) | Years |
 Median | 65 |
 Range | 46 - 70 |
Gender | No. of patients |
 Female | 3 |
 Male | 12 |
Clinical stage | No. of patients |
 I | 4 |
 II | 7 |
 III | 4 |
Primary tumor position in esophagus | No. of patients |
 Upper thoracic | 1 |
 Mid-thoracic | 7 |
 Lower thoracic | 7 |
Macroscopic type | No. of patients |
 Polypoid type | 10 |
 Ulcerating type | 1 |
 Infiltrative type | 4 |