| HISTOLOGICAL TYPES | Series (n = 225) | ||
| Adenocarcinoma | 200 | 88.8% | |
| Well-differentiated Luberkhunien | 139 | 61.7% | |
| Moderately differentiated Luberkhunien | 34 | 15.1% | |
| Poorly differentiated Luberkhunien | 5 | 2.2% | |
| Mucinous | 22 | 9.7% | |
| Carcinoma | 7 | 3.1% | |
| Epidermoid | 4 | 1.7% | |
| Poorly differentiated | 2 | 0.8% | |
| Polymorphous | 1 | 0.4% | |
| Lymphoma | 6 | 2.6% | |
| Malignant undifferentiated tumour | 4 | 1.7% | |
| Mixed tumour | 3 | 1.3% | |
| Tumour with spindle-shaped cells GIST | 1 | 0.4% | |
| Melanoma | 1 | 0.4% | |
| Leiomyosarcoma | 1 | 0.4% | |
| Neuroendocrinecarcinoma | 1 | 0.4% | |