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KMID : 0390219900010020092
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Journal of Clinical Otolaryngology, Head and Neck Surgery
1990 Volume.1 No. 2 p.92 ~ p.100
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Clinical Study of Parotid Tumors
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Abstract
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The Tumor of parotid gland is uncommon in field of head and neck surgery, but has different clinical natures by each histopathological type.
The author reviewed 28 cases of parotid tumors, operated in our department for last about 4 years.
The results were as follows.
1. 71.4% of all tumor were benign,. 28.6% were malignant. Most common tumor was pleomorphic -adenoma, and next mucoepidermoid tumor.
2. Male female ratio was 1 : 1 in benign tumor, 1 : 1.7 in malignant tumor; and 1 : 1.3 in pleomorphic adenoma.
3. Peak incidence of benign tumor was in the 4th decade.
4. Main symptom for benign tumor was painless mass (95.0%), for malignant tumor painless mass (50.0%) and facial palsy(50.0%).
5. Most common type of terminal facial branch by Davis´ classification was type III(40.0%). 6. Complications of parotid surgery were saliva accumulation (25.0%), temporary facial palsy (25.0%), permanent facial palsy (14.3%), and Frey´s syndrome (7.1%) in order.
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