Table 2. Distribution of benign and malignant tumors of the minor salivary glands, according to histological type and anatomical site.
| Histological type | Anatomical site | ||||||
|---|---|---|---|---|---|---|---|
|
| |||||||
| Palate | Oral mucosa | Lip | Floor of the mouth | Retromolar area | Tongue | Total | |
| n (%) | n (%) | n (%) | n (%) | n (%) | n (%) | n (%) | |
| Benign tumors | |||||||
| Pleomorphic adenoma | 9 (100.0) | - | - | - | - | - | 9 (100.0) |
| Basal cell adenoma | - | 1 (100.0) | 0 (0) | - | - | - | 1 (100.0) |
| Canalicular adenoma | - | - | 1 (100) | - | - | - | 1 (100.0) |
| Total | 9 (81.8) | 1 (9.1) | 1 (9.1) | - | - | - | 11 (100.0) |
| Malignant tumors | |||||||
| Mucoepidermoid carcinoma | 9 (53.0) | 1 (5.9) | 1 (5.9) | 1 (5.9) | 4 (23.4) | 1 (5.9) | 17 (100.0) |
| Polymorphous low-grade adenocarcinoma | 4 (80.0) | - | 1 (20.0) | - | - | - | 5 (100.0) |
| Adenoid cystic carcinoma | 2 (100.0) | - | - | - | - | - | 2 (100.0) |
| Acinic cell carcinoma | - | 1 (100.0) | - | - | - | - | 1 (100.0) |
| Epithelial-myoepithelial carcinoma | 1 (100.0) | - | - | - | - | - | 1 (100.0) |
| Total | 16 (61.6) | 2 (7.7) | 2 (7.7) | 1 (3.8) | 4 (15.4) | 1 (3.8) | 26 (100.0) |
|
| |||||||
| Total | 25 (67.6) | 3 (8.1) | 3 (8.1) | 1 (2.7) | 4 (10.8) | 1 (2.7) | 37 (100.0) |