Lymph node nodule refers to the enlargement of lymph nodes, and the treatment needs to be chosen according to the cause of the disease, and the common ones are bacterial lymphangitis, viral lymphangitis and lymph node tuberculosis, which can be treated mainly by medication. 1. Bacterial lymphadenitis: it is an inflammatory manifestation caused by a variety of bacterial infections of lymph nodes, which can be manifested as lymph node enlargement, pain, fever and other symptoms. It can be treated with antibiotics as prescribed by the doctor, such as penicillin tablets, erythromycin tablets, etc., which can effectively kill the bacteria and thus achieve the therapeutic effect. 2. Viral lymphadenitis: it is an inflammatory reaction caused by viral infection, which can be manifested as localized lymph node enlargement symptoms. Usually take ribavirin tablets as prescribed by the doctor, 3. Lymph node tuberculosis: is due to tuberculosis mycobacterium infection caused by lymph node enlargement, but also manifested as pain, afternoon low fever, generalized fatigue and weight loss and other symptoms. Rifampicin tablets, isoniazid tablets and other drugs can be taken as prescribed by the doctor, which can inhibit the synthesis of RNA of Mycobacterium tuberculosis, and thus play the role of anti-tuberculosis or kill the effect of Mycobacterium tuberculosis. Lymph nodes may also be caused by malignant tumors, such as gastric cancer, lung cancer, kidney cancer, etc. It is recommended to go to a professional hospital to clarify the cause of the disease and under the guidance of the doctor for further examination and treatment.