Tehran University of Medical Sciences Case Reports in Clinical Practice 2538-2683 6 5 2022 01 17 201 204 Mahkameh Moshfeghi Department of Oral and Maxillofacial Radiology, School of Dentistry, Shahid Beheshti University of Medical Sciences, Tehran, Iran. Shiva Gandomi Department of Oral and Maxillofacial Radiology, School of Dentistry, Shahid Beheshti University of Medical Sciences, Tehran, Iran. 2020 11 25 2020 12 13 Evaluating the anatomic variations and location of the mental foramen is essential for preventing damages to the branches of the mental nerve during dental implants placement and other surgical procedures. The mental foramen commonly lies at the apices of the mandibular premolars. This foramen may lie in the canine anterior segment or the posterior first molar area in only 1-2% of cases. This report presents a case with a rare mental foramen position identified in cone beam computed tomography (CBCT). https://crcp.tums.ac.ir/index.php/crcp/article/view/423