International Arab Journal of Dentistry


The objective of the present study was to evaluate the changes in the oropharyngeal airway depth, the hyoid bone, the tongue position and the head posture following rapid maxillary expansion assisted by laser in adult patients without any signs or symptoms of respira- tory disturbances.Adult subjects aged 16–24 years with maxillary constrictions and bilateral buccal crossbites were included in the treatment group (n