Mason R, Turvey T A, Warren D W
J Oral Surg. 1980 Oct;38(10):752-8.
Advancement of the maxilla has the potential to cause hypernasal speech, especially in patients with repaired cleft palates. Findings in three patients whose speech was at risk with maxillary advancement procedures are discussed, as well as their management. Diagnostic guidelines for identifying patients whose speech may be adversely affected by maxillary advancement are also presented.