Original article Photogrammetric Analysis of Nasolabial Angle and Mentolabial Angle norm in Malaysian Adults

Introduction: While measurement of nasolabial angle and mentolabial angle is an important clinical examination in pre-orthognathic surgery assessment, data on non-western population is limited. This study was therefore conducted to determine the range of nasolabial angle and mentolabial angle in nor-mal Malaysian adult with comparison of males and females. Materials and Methods: A total of 50 Class I males and 52 Class I females aged 19-30 years from three main ethnic groups were randomly select