Distribution of 111 parotid tail masses in 103 patients
| Lesion | Number |
|---|---|
| Benign (n = 84) | |
| Pleomorphic adenoma (BMT) | 15 |
| Warthin tumor | 14 |
| Infectious process | 13 |
| Venous malformation | 9 |
| Sjögren disease | 9 |
| Lymphatic malformation | 7 |
| Lipoma | 6 |
| HIV lymphoepithelial lesion | 4 |
| First branchial cleft cyst | 3 |
| Oncocytoma | 2 |
| Sarcoid | 1 |
| Lymph node | 1 |
| Malignant (n = 27) | |
| Non-Hodgkin lymphoma | 14 |
| Metastatic disease | 7 |
| Mucoepidermoid carcinoma | 4 |
| Acinic cell carcinoma | 1 |
| Undifferentiated carcinoma | 1 |
Note.—Eight patients had two diagnoses (see text). BMT indicates benign mixed tumors; HIV, human immunodeficiency virus.