Fattni Mohammad, Madan Fakhria, Refai Asma, Bador Kalid, Alhojaili Najia, Lingual Cyct, Journal of Clinical Case Reports and Images, Volume 1, Issue 1, 2018, Pages 23-27, ISSN 2641-5518, https://doi.org/10.14302/issn.2641-5518.jcci-18-2504. (https://oap-researcharticles.org/jcci/article/943) Abstract: Epidermoid cysts encountered throughout the body, only 7% occurs in the head and neck area, with the oral cavity accounting for only 1.6%. Intraoral this benign slow growing and painless entity is usually located in the submandibular, sublingual and sub mental region. They can cause symptoms of dysphagia and dyspnea and have a malignant transformation potential. Surgical excision is the treatment of choice. Described here is a case of gigantic sublingual cyst. Keywords: Epidermoid; hyopglossal membrane and midline lingual septum