
This study aimed to compare the efficiency of the anterior palatoplasty and expansion sphincter pharyngoplasty (APwESP) technique for all patterns of velopharyngeal obstruction (anterior-posterior [APPC], lateral [LPC], or combined circular pharyngeal collapse [CPC]). Patients only with velopharyngeal obstruction were included. The study created three groups according to the obstruction pattern (APPC, LPC, and CPC). There was a significant postoperative improvement in all parameters for all patients. There was no significant difference in outcome parameters between the groups according to obstruction pattern postoperatively. The rate of successful surgery for severe obstructive sleep apnea in the APPC group was 72.2%, 88.2% in the LPC group, and 75.0% in the CPC group (P = .472). A combination of APwESP surgery can manage all types of pharyngeal obstruction confidently.
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