A roentgenocephalometric study of the children with normal occlusion in Hellman dental age III A.
- Author:
Nak Hun SUNG
1
Author Information
1. Department of Orthodontics, Graduate School, Seoul National University, Korea.
- Publication Type:Original Article
- MeSH:
Child*;
Female;
Humans;
Male;
Tooth, Deciduous
- From:Korean Journal of Orthodontics
1978;8(1):19-26
- CountryRepublic of Korea
- Language:Korean
-
Abstract:
This study was undertaken to establish the cephalometric standards of Hellman dental age III A group of Korean on the roentgenocephalometry. The subjects consisted of 26 males and 29 females with the normal occlusion and acceptable profile. The following conclusions were obtained; 1) The tables of mean and standard deviation were made from the measurements of both male and female. 2) All linear measurements in male were greater than those in female. 3) Mandibular growth rate of female was greater than that of male. 4) Comparision of the children in Hellman dental age III A with those in the late primary dentition indicated the tendency of facial vertical growth.
