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Article Type

Original Study

Subject Area

Obstructive sleep apnea

Abstract

Objective: Our aim was to evaluate whether OSA patients who respond well to surgical correction also have improved vestibular function after surgery. Study design: A prospective study included 18 OSA patients (moderate or severe OSAS) complaining of vestibular dysfunction, diagnosed by videonystagmography and Dizziness Handicap Inventory. Setting: ORL-HNS department, Zagazig University Methods: All included patients were managed under general anesthesia by pharyngeal multilevel reconstructive surgery (Modified Geinoglossus Advancement and Anterolateral Advancement Pharyngoplasty). Vestibular assessment was done by videonystagmography including caloric responses and ocuolomotor tests, together with Dizziness Handicap Inventory. Results: pre and post-operative PSG finding showed a significant difference, side by side, with highly significant improvement of caloric testing (p value < 0.001). Subjectively, an overall change in DHI was observed after surgery at its three subscales with constant reductions. Conclusion: multilevel pharyngeal reconstruction surgery not only improves OSA symptoms but also has positive effect on vestibular function.

Keywords

OSAS, PSG, dizziness

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