Tehran University of Medical Sciences Journal of Craniomaxillofacial Research 2345-5489 4 3 2017 10 08 387 388 EN Majid Beshkar Craniomaxillofacial Research Center (CMFRC), Shariati Hospital, Tehran University of Medical Sciences, Iran. Mahboube Hasheminasab Craniomaxillofacial Research Center (CMFRC), Shariati Hospital, Tehran University of Medical Sciences, Iran. AND Department of Oral & Maxillofacial Surgery, Faculty of Dentistry, Tehran University of Medical Sciences, Iran. 2017 10 07 2017 10 07 Multiple arteries perforate the lingual cortex of mandibular symphysis. These arteries might be damaged during various surgical procedures and can pose significant health risk to the patient. It would be beneficial for clinicians to know these anatomic landmarks in order to prevent complications. Key words: Mandibular symphisis, lingual artry, Sublingual artry, Dental implant. https://jcr.tums.ac.ir/index.php/jcr/article/view/170 https://jcr.tums.ac.ir/index.php/jcr/article/download/170/187