Long-term effect observation after 10 years of tonsillotomy （Histological analysis of one case of secondary operation）

To investigate the long-term effect of partial tonsillectomy in children with tonsil hypertrophy. A total of 146 children with obstructive sleep apnea（OSA） who received surgical treatment for tonsil hyperplasia from January 2010 to January 2013 were selected and divided into the observation group（ =69） and the control group（ =77）. The observation group was received tonsillotomy（TT）, and the control group was received total tonsillectomy（TE）. Parental satisfaction and OSA quality of life questionnaire for children（OSA-18） were surveyed. Residual tonsil size was measured, and polysomnography（PSG） was monitored after 10 years. HE and immunohistochemical analysis were performed on tonsil tissues of one patient who performed a second operation after TT in 2017 year. The results of questionnaire survey showed that the symptoms of respiratory obstruction were significantly improved in both groups, and the satisfaction of TT group was higher than that in the TE group. No increase in the number of respiratory tract in