A New Approach for Resection of Giant Sublingual Epidermoid Cyst

Epidermoid and dermoid cysts are the most common cysts of the skin. They consist 1.6-6.9% of all head and neck cysts, usually located in orbita, oral and nasal cavity [1-3], less than 0.01% of oral cavity cysts [4]. They are usually small cysts, rarely reach over 5 cm in diameter [5]. Differential diagnosis of cervical epidermoid cysts includes thyroglossal cyst, dermoid cyst, inclusion cyst, branchial cyst, sub-mandibular and sub-lingual gland infections, pleomorphic adenoma, cystic higroma, lympho-epithelial cysts, lipoma, neuro-fi broma, hemangioma and lymph-angioma [6]. In this case report, we aimed to present a giant epidermoid cyst located in mouth fl oor, involves oral and sub-mental region and to discuss treatment method under the light of literature data.