Saedeh Atarbashi, Arash Khojasteh, Maryam Elahi, Abbas Khodayari, Keratinized Primary De Novo Intraosseous Carcinoma of Mandible: Report of a Case and Literature Review, Research Journal of Biological Sciences, Volume 5,Issue 3, 2010, Pages 233-240, ISSN 1815-8846, rjbsci.2010.233.240, (https://makhillpublications.co/view-article.php?doi=rjbsci.2010.233.240) Abstract: Primary intraosseous carcinoma of the jaws is a rare entity which is mostly discussed through case reports and literature reviews. Presentation of new cases would contribute to a better understanding of different aspects of the entity. The researchers have presented a case of the lesion arising in the mandible in the 4th decade of a female’s life. The definite diagnosis of keratinized PIOC was confirmed based on the combination of pathological and clinical findings. The features of the case are further discussed comparatively through a literature review. Keywords: literature review;Primary intraosseous carcinoma of Mandible;jaws;PIOC;Tehran;Iran