Study on parotid vasculolymphatic tumor by ultrasonography;

Analysis of the proportion of parotid neoplasms in 131 aged patients;

The examining significance of acinar cast-off cell on operating region after parotid tumor resection;

Objective: To find a better approach for the resection of parotid tumors extending to palate, pharyngeal space, and the root of tongue.

Among the 36 patients, 7 have had the parotid tumor operation more than twice, 9 had the pathological report of malignant tumor, 5 suffered from the facial paralysis.

Objective To study the characteristic of the improved operation method of parotid gland.

Analysis on 261 cases of parotid gland tumor;

The value of frozen section examination in 144 parotid gland tumor cases;

A cliniical analysis on 112 cases of parotid gland tumors