[Clinical study on velopharyngeal function after maxillary advancement].
OBJECTIVE
To explore possible alterations in velopharyngeal function after maxillary advancement.


METHODS
Ten patients (3 secondary deformity of cleft palate, 7 maxillary retrusion) had maxillary advancement surgery. Pre- and post-operative examinations consisted of lateral cephalometric radiography, nasopharyngoscopy and speech recording.


RESULTS
There was no significant changes on speech or velopharyngeal competence after maxillary advancement. Cleft palate patients appeared slight hypernasality and nasal emission.


CONCLUSIONS
Good velopharyngeal function pre-operation is not affected after the surgery of maxillary advancement.
Wang
Ying
Y
Department of Oral and Maxillofacial Surgery, Peking University School of Stomatology, Beijing 100081, China.
Yi
Biao
B
Ma
Lian
L
Chen
Ren-Ji
RJ
Zhu
Hong-Ping
HP
D000293:Adolescent; D000328:Adult; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D019340:Osteotomy, Le Fort; D010159:Palate / Q000503:physiopathology* / Q000601:surgery; D010614:Pharynx / Q000503:physiopathology* / Q000601:surgery; D014833:Voice Quality; D055815:Young Adult