Inflammation and suppuration of tonsils, also known as acute suppurative tonsillitis in clinical practice, is mainly caused by bacterial infection, decreased immunity and other factors. 1. Bacterial infection: B hemolytic streptococcus is the main causative organism of the disease, in addition to non-hemolytic streptococcus, staphylococcus, Streptococcus pneumoniae, influenza bacillus and other bacteria, can lead to inflammation of the tonsils and suppuration of the appearance of the tonsils. 2. Decline in immunity: the normal human pharynx and tonsil crypts, there are certain pathogens, when the body’s immunity declines, the pathogens multiply, toxins destroy the crypt epithelium, bacterial invasion can lead to the emergence of inflammation. In addition, cold, damp, fatigue, chronic upper respiratory foci, etc., can lead to the emergence of purulent tonsillitis, so in our daily lives should pay attention to do a good job of care, once the abnormalities, need to go to the hospital in a timely manner.