1 Material
A retrospective analysis of a totally 11 patients with confirmed LCG admitted to the Department of Otolaryngology Head and Neck Surgery of our hospital from January 2018 to December 2020, and no significant improvement after 3 months of standard treatment with proton pump inhibitors (PPI). Among them including 10 males and 1 female, aged from 24 to 63 years, with an average of 39.6 years. The course of disease ranged from 5 to 48 months, with an average of 25.5 months. 5 patients had one operation history and 1 patient had two operation history. The main symptoms were hoarseness in 6 cases, cough in 3 cases, foreign body sensation in throat in 1 case and dysphonia in 1 case.