Methods To study 43 cases after UPPP and 43 cases after modified UPPP (uvula remaining) at complications, symptom improving and oropharyngeal cavity measurement.

• 方法比较43例UPPP与43例保留悬雍垂的改良UPPP的术中术后并发症、术后症状改善程度以及术后咽腔测量结果。