이하선 종양의 임상적 고찰

A Clinical Study of Parotid Gland Tumors

This is a clinical analysis of 24 cases of parotid gland tumor who were treated in the department of Surgery, Chonnam National University Medical School during the past lOyears from January, 1976 to December, 1985. According to this analysis of total 24 cases, we concluded as follows ; 1) 21 cases were benign tumors and 3 cases were malignant tumors. As the histo-pathological findings, benign tumor included 88% and malignant tumor 12%. Majority of benign tumor contained mixed tumor(86.7%), and the malignant tumor contained mucoepidermoid carcinoma (66.7%). 2) The peak age incidence was 40th in benign tumor and 50th in malignant tumor. 3) The chief complaints of patient was a painless mass and the duration of illness was average 5.2 years. 4) The mean size of mass was 4.5cm in diameter. 5) The surgical procedures were performed with excision 6 cases, superficial lobectomy 8 cases, wide excisi。n with partial parotidectomy 4 cases, total parotidectomy 3 cases in benign tumors. In malignant tumors, total parotidectomy 2 cases and wide excision with partial parotidectomy lease were performed. 6) Major post。perative complications such as facial nerve palsy 7 cases (temporary 5 cases, permanent; 2 cases), Frey syndrome 1 case, seroma 1 case, hematoma lcase, and wound infection 1 case were developed. The recurrence contained pleomorphic adenoma 1 case and mucoepidermoid carcinoma 1 case.