After tonsillectomy, the lymph node tissue of the tongue root will still be pus, need to carry out anti-infection treatment, but also to keep oral hygiene clean, if necessary, need to carry out surgical treatment. 1. anti-infection treatment: after tonsillectomy, the lymphatic tissue of the tongue root is still pus, which can be caused by simple purulent bacterial infection, and need to follow the medical advice to use penicillin, azithromycin, cephalosporin and other antibiotics and active anti-infection treatment. 2. Maintain oral hygiene: If the lymphatic tissue at the base of the tongue becomes suppurative after the surgical removal of the tonsils, you can gargle with compound borax gargle, furacilin gargle, etc. to keep the oropharyngeal cavity clean. 3. Surgery: pus in the lymphatic tissue of the tongue root after tonsillectomy may also be the manifestation of chronic inflammatory hyperplasia of the tongue tonsil, such as in the conservative treatment is ineffective, can consider surgical excision of pathologically enlarged inflammatory hyperplasia of the tissue. After tonsillectomy, the lymph nodes of the tongue root will still be pus, and tonsillectomy surgery is not directly related to the tonsillectomy surgery, this situation can actively seek medical attention, systematic examination to clarify the diagnosis and etiology, and comply with the doctor’s instructions to standardize the use of medication and treatment.