A Roentgenocephalometric Study on the Aged

노인의 두부방사선계측에 관한 연구

This study was undertaken to investigate the values of Gonial angle of the aged from 50 to 87 which consisted of 75 males and 47 females and the other values of the cephalometric standards of the aged which consisted of 42 males and 26 females with normal occlusion and acceptable profile. Each lateral cephalometric head films were taken with the teeth in occlusion utilizing the Siemens Cephalometer. The following conclusions were obtained : 1. The author made the tables of standard deviation from the measured values. 2. The degree of the Gonial angel of the aged was larger than that of Korean adults. 3. The degree of length in the values of the cephalometric standards of old aged men was larger than that of women.