Lymphatic follicular hyperplasia of the posterior pharyngeal wall is mostly caused by repeated inflammatory irritation of the pharynx. Most lymphatic follicles in the posterior pharyngeal wall may be asymptomatic and do not require any treatment. If the lymphatic follicles in the posterior pharyngeal wall are hyperplastic, accompanied by foreign body sensation and stuffy feeling in the pharynx, treatment can be considered, usually with microwave, laser and bipolar electrocoagulation, lymphatic follicles in the posterior pharyngeal wall are cauterized, but the scope should not be too large to avoid causing dry pharyngitis. The treatment is usually performed in the form of spot cautery with the addition of antibiotics, such as cefprozil, to prevent infection. After treatment, the symptoms caused by the lymphatic follicles of the posterior pharyngeal wall will be eliminated.