Causes of lymph enlargement, including inflammation, tuberculosis infection, tumor, etc., should be treated according to different causes: first, if the disease is caused by inflammation, the affected area will be red, swollen, and hot, and usually accompanied by pressure pain. Patients should use anti-inflammatory treatment, and can use antibiotics for treatment, such as penicillin, erythromycin, azithromycin, etc. They can also use Chinese medicine to clear heat and disperse nodes; secondly, if the disease is caused by tuberculosis infection, it shows that the lymph can be movable and there is no pressure and pain. Patients first undergo lymph node puncture biopsy and pathological examination, and after the diagnosis is confirmed, anti-tuberculosis treatment should be carried out in time with a long course of disease; thirdly, if it is caused by tumor, lymph nodes need to be removed for pathological examination to clarify the nature of the lesion before treatment. If it is a benign tumor, surgery should be performed. If it is a malignant tumor usually caused by tumor metastasis, chemotherapy, radiotherapy, surgery, etc. should be combined; fourthly, patients should pay attention to diet during treatment, nutrition should be balanced and vitamin supplement can relieve the disease. Pay attention to rest and exercise properly to enhance resistance.