1. In acute inflammation, surgery is generally not performed, and it is advisable to remove the tonsils 2-3 weeks after the inflammation subsides. 2.Hematopoietic system diseases and those with coagulation mechanism disorders. 3.Serious systemic diseases, including cardiovascular diseases and congenital heart disease. 4.Surgery is not recommended during the epidemic season of respiratory infectious diseases such as polio and influenza or in endemic areas, as well as when other acute infectious diseases are prevalent. 5.The surgery is not suitable for women before and during menstruation and pregnancy. 6. Surgery is contraindicated in patients with a high incidence of immunoglobulin deficiency or autoimmune disease in their relatives, and those with particularly low white blood cell counts.