Table 3 Histologic Classification and Incidence of Benign and Malignant Tumours of the Salivary Glands [7]
| BENIGN | MALIGNANT |
|---|---|
| Pleomorphic adenoma (50%) (mixed tumour) | Mucoepidermoid carcinoma (15%) |
| Warthin tumour (5% to 10%) | Adenocarcinoma (NOS) (10%) |
| Oncocytoma (1%) | Acinic cell carcinoma (5%) |
| Other adenomas (5% to 10%) | Adenoid cystic carcinoma (5%) |
| Basal cell adenoma | Malignant mixed tumour (3% to 5%) |
| Canalicular adenoma | Squamous cell carcinoma (1%) |
| Ductal papillomas | Other carcinomas (2%) |