Incisor mandibular plane angle (IMPA) in normodivergent individuals Sarbeen J. Insira, Dr. Pandian Saravana Saveetha Dental College, Chennai Corresponding Author E-mail:
Online published on 2 March, 2017. Abstract Aim To determine gender variation in the incisor mandibular plane angle (IMPA) which include in Dravidian population. Materials and method: 50 cephalometric normal class 1 individuals group A (30 males), group B (20 females) manual cephalometric tracing to be done. Test to compare two groups. Background The study of cephalometric norms has been a part of orthodontic treatment for more than half a century. Steiner, Downs, Ricketts, Margolis, Tweed, Coben, Mc Namara, Ann Arbor and Sassouni have developed cephalometric analyses and corresponding norms. All these investigators formed an opinion that normal measurements for one group should not also be considered normal for other racial groups. Reason Cephalometric analysis aids in proper diagnosis and treatment planning of a orthodontic patients, norms for particular racial groups helps in more accurate diagnosis and treatment planning. Top |