Tehran University of Medical Sciences Frontiers in Dentistry 2676-296X 8 2 2011 06 15 96 100 AR. Bartake Assistant Professor, Department of Oral Pathology, Sinhgad Dental College and Hospital, Pune, India NG. Shreekanth Assistant Professor, Department of Oral Pathology, A.J. Institute of Dental Sciences, Mangalore, Ind Prabhu Reader, Department of Oral and Maxillofacial Pathology, SDM College of Dental Sciences and Hospital, K. Gopalkrishnan Professor, Department of Oral and Maxillofacial Surgery, SDM College of Dental Sciences and Hospital 2015 10 03 Odontogenic keratocysts (OKCs) are one of the most frequent features of nevoid basal cell carcinoma syndrome (NBS). It is linked with mutation in the PTCH gene. Partial expression of the gene may result in occurrence of only multiple recurring OKC. Our patient presented with nine cysts with multiple recurrences over a period of 11 years without any other manifestation of the syndrome. https://fid.tums.ac.ir/index.php/fid/article/view/249 https://fid.tums.ac.ir/index.php/fid/article/download/249/249