Table I.
Pathological type and anatomic location of 1176 cases of salivary gland tumor.
| Anatomic location | |||||
|---|---|---|---|---|---|
| Pathological type | Parotid | Submandibular | Sublingual | Minor | Total |
| Pleomorphic adenoma (PA) | 422 | 186 | 0 | 12 | 620 (52.7%) |
| Warthin's tumor | 205 | 0 | 0 | 0 | 205 (17.4%) |
| Base cell adenoma (BCA) | 34 | 1 | 0 | 0 | 35 (3.0%) |
| Myoepithelioma | 9 | 3 | 0 | 0 | 12 (1.0%) |
| Other benign tumor | 15 | 0 | 0 | 0 | 15 (1.3%) |
| Mucoepidermoid carcinoma (MEC) | 55 | 6 | 2 | 8 | 71 (6.0%) |
| Adenoid cystic carcinoma (AdCC) | 15 | 20 | 4 | 13 | 52 (4.4%) |
| Salivary duct carcinoma (SDC) | 16 | 11 | 0 | 0 | 27 (2.3%) |
| Acinic cell carcinoma (ACC) | 31 | 4 | 0 | 0 | 35 (3.0%) |
| Lymphoepithelial carcinoma (LEC) | 22 | 6 | 0 | 0 | 28 (2.4%) |
| Polymorphous low-grade adenocarcinoma (PLGA) | 7 | 0 | 0 | 2 | 9 (0.8%) |
| Adenocarcinoma NOS (AC NOS) | 8 | 5 | 0 | 1 | 14 (1.2%) |
| Carcinoma ex PA (Ca ex PA) | 8 | 2 | 0 | 0 | 10 (0.9%) |
| Epithelial-myoepithelial carcinoma (EMC) | 3 | 1 | 0 | 0 | 4 (0.3%) |
| Squamous cell carcinoma | 0 | 2 | 0 | 0 | 2 (0.2%) |
| Other malignant tumor | 12 | 2 | 0 | 1 | 15 (1.3%) |
| Metastatic carcinoma | 4 | 0 | 0 | 0 | 4 (0.3%) |
| Lymphoma | 13 | 5 | 0 | 0 | 18 (1.5%) |
| Total | 879 (74.7%) | 254 (21.6%) | 6 (0.5%) | 37 (3.2%) | 1176 |