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Histologic types of the Sinonasal malignancy
| Types | Frequency | Percentage |
| Epithelial | 47 | 77.1 |
| Squamous cell carcinoma | 39 | 63.9 |
| Mucoepidermoid | 4 | 9.8 |
| Adenocarcinoma | 2 | 1.6 |
| Adenoid cystic carcinoma | 2 | 1.6 |
| Non Epithelial | 14 | 22.9 |
| Rhabdomyosarcoma | 5 | 8.2 |
| Osteogenic sarcoma | 4 | 6.6 |
| Lymphoma | 2 | 3.2 |
| Basal cell carcinoma | 1 | 1.6 |
| Olfactory neuroblastoma | 1 | 1.6 |
| Haemangiopericytoma | 1 | 1.6 |
