口くう底に発生した脂肪しゅの１症例と文献的考察

Abstract

A case of lipoma in the floor of the mouth and the incidence of oral lipomas in comparison with benign tumors of the oral cavity dealt at the Second Department of Oral and Maxillo-facial Surgery Osaka University Dental Hospital are presented with review of the literature. Patient was a 56-year-old oriental woman complaining of painless swelling in the left floor of the mouth. The tumor was surgically removed under local anesthesia and the diagnosis was a lipoma. The incidence of oral lipomas out of benign tumors of oral cavity diagnosed in this department is 5.2%, and it is not concluded that the rate of the oral lipoma is less than that in the other sites of the body. Irritation fibromas and salivary gland tumors are excluded from the number of the benign tumors in this report. It was verified by review of the literature that lipomas in the floor of the mouth occur more often in females than males and rarely seen in the middle line of this site.