Lymph node reactive hyperplasia usually needs to be registered with the general surgery department, but also can go to hematology, respiratory medicine, general medicine, etc., through the examination in order to clarify the cause of lymph node reactive hyperplasia in order to treat the cause of the disease. Reactive hyperplasia of lymph nodes mainly refers to the reactive hyperplasia of lymphocytes and histiocytes in lymph nodes caused by various stimuli and injuries, which leads to the enlargement of lymph nodes. The common causes are mainly bacteria, viruses and various toxic factors. Since reactive hyperplasia of lymph nodes occurs in the neck, armpits and groin, it is mostly caused by general surgery diseases, so it is recommended to consult the general surgery department for further examination. If it is diagnosed to be caused by inflammation, antibiotics and other medicines such as cefuroxime tablets can be applied under the guidance of the doctor. If it is suspected that the reactive hyperplasia of lymph nodes is caused by tumor or other diseases, it is also recommended to hang up with hematology or oncology department, and lymph node puncture can be carried out if necessary to clarify whether it is lymphoma or other blood system diseases. If the reactive hyperplasia of lymph nodes in the neck is caused by respiratory diseases, it can be considered as bacterial or viral lymphadenitis, and can also be referred to respiratory department to find out the primary disease, and treat the primary infected foci. The presence of reactive hyperplasia of lymph nodes, it is recommended to promptly consult the doctor, follow the doctor’s instructions to take the next step in the examination, to clarify the cause of the disease, and to carry out treatment.