Lymph node reactive hyperplasia may be caused by infection, allergic factors, autoimmune system diseases, etc., as follows: First, infection: it may be both bacterial infection, viral infection, and other pathogenic infections such as tuberculosis. In this case, you need to go to the hospital to improve the relevant tests, such as blood routine, C-reactive protein, calcitoninogen, tuberculin test, spot test, etc. According to the test results, antibiotics are given for treatment, antiviral drugs for treatment, or anti-TB drugs for treatment. Second, allergic factors: contact with paint or special cosmetics and other allergens, then need to actively detach from allergens, while anti-allergy treatment, patients should also be appropriate to increase rest, appropriate to increase water. Third, autoimmune system diseases: this time need to check autoimmune antibodies, and other tests, some patients need to use hormones and other immunosuppressive drugs for treatment, during the treatment period can not drink alcohol, do not eat spicy food.