Tonsils have a role, tonsils as an immune organ, has its physiological function, especially in children, has an important protective role for the body, arbitrary removal of tonsils, will lose the local immune response, or even the emergence of immune surveillance disorders, therefore must be strictly mastered indications, as follows: 1, chronic tonsillitis repeated acute attacks, or repeatedly complicate peri-tonsillar abscess. 2, excessive hypertrophy of the tonsils The following indications are necessary: 1) chronic tonsillitis with recurrent acute attacks, or multiple complications of peri-tonsillar abscesses. 2) excessive tonsillar hypertrophy, which hinders the function of swallowing and respiratory muscle pronunciation. 3) chronic tonsillitis as a focal point causing other organ lesions, or associated with adjacent tracheal lesions. 4) diphtheria with bacteria, when conservative treatment is ineffective. 5) tonsillar tumors, such as various benign tonsillar tumors, can be removed together with the tonsils, and for malignant tumors, the indications and the scope of surgery should be carefully selected.