Oral and maxillofacial dermatoid and epidermal cysts

Dermatoid cysts or epidermoid cysts are cysts formed by the development of epithelium left in tissues during embryonic development: the latter can also be formed due to injury and surgery to implant epithelial cells. Dermal cysts have thicker walls and have skin and skin Attachment (such as sweat glands, hair follicles, etc.), cyst cavity has shed epithelial cells, sebaceous glands, sweat glands and hair and other structures.