Many orthodontic treatment modalities will yield a better result in 
less time if properly correlated with the unique facial growth patterns 
of the patients. The pubertal growth spurt depends on gender and varies 
in relationship to the chronologic age. General skeletal maturity 
usually is used as an indicator to predict timing of mandibular growth 
velocity peak. Hand–wrist radiographic evaluation is one of the 
diagnostic tools currently available to determine whether the pubertal 
growth has started, is occurring or has finished. The overview of topic 
related literature and skeletal maturity assessment (SMA) system 
developed by L.Fishman are presented. The SMA system is based on eleven 
discrete adolescence skel- etal maturational indicators of hand-wrist 
bones, covering the entire period of adolescent development. 
Maturational stage and level demonstrated close correlation with 
maxillary and mandibular growth veloc- ity, amount of incremental growth
 and timing. Clinical indications for the use of hand-wrist radiographs 
to assess skeletal maturity are provided.
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