Epidermoid cyst on the lingual frenulum: Report of a case

Abstract

Epidermoid cyst occurs throughout entrapped ectodermal tissue during embryonic development, or inflammatric and traumatic implantation of the epithelium. In the oral cavity, it occurs most commonly on the floor of the mouth, but may rarely occur on the lingual frenulum.
The authors have experienced one case of epidermoid cyst on the lingual frenulum of a 47 years old woman. The lesion was surgically enucleated. This lesion was diagnosed by histopathological examination, the cyst cavity was filled with keratin, but contained no skin appendages.