[Studying the classic norm of the face of boys between the ages of 18-22 based on the prosopic index in Tehran in 2005]

ABSTRACT

Background: cephalometry discusses the characteristics on the measures of different soft and hard tissues of the head and face and it is considered an important Para-clinical record for the growth of the index and also for the diagnosis and curing orthodontic matters. Studying the face characteristics is very useful in sciences such as dentistry, medical, forensic and industry. Therefore, the objective of the following research is to study the categorization of the face types of boys between the ages of 18-22 in Tehran on 2005