Inflammation of the tonsils generally refers to tonsillitis, tonsillitis can be divided into acute tonsillitis, chronic tonsillitis, which has different etiologies, and may be caused by pathogenic infections, low immunity and other factors. 1. Acute tonsillitis: Acute tonsillitis is mainly caused by infection with Streptococcus b hemolyticus, or may be caused by infection with Streptococcus pneumoniae, staphylococcus, rhinovirus, adenovirus, herpes simplex virus and other pathogens. If when the body’s resistance is lowered, it will lead to a large number of pathogens to multiply, bacteria invade the organism and will induce inflammation. Or it may be caused by harmful gas stimulation, overwork, alcoholism and other factors. 2. Chronic tonsillitis: chronic tonsillitis is mainly caused by streptococcus, staphylococcus and other pathogens, when repeated episodes of acute tonsillitis, resulting in epithelial necrosis in the crypts, can also develop into chronic tonsillitis. Or it may be also secondary to scarlet fever, diphtheria, and nasal and sinus infections. Tonsillitis, the cause of which needs to be identified, requires active cooperation with the doctor to take therapeutic measures.