Odontogenic keratocysts (OKC) now known as Keratocystic odontogenic tumors (KCOT), are developmental cysts of epithelial origin first described by Philipsen. There has been a great deal of interest in the odontogenic keratocyst (OKC) since it became apparent that it may grow to a large size before it manifests clinically and that, unlike other jaw cysts, it has a particular tendency to recur following surgical treatment. The purpose of this text book...