Clinically, patients with enlarged lymph nodes in the neck need to consult different departments according to different causes of enlarged lymph nodes. If the swelling of cervical lymph nodes is caused by lymphoma, which is often accompanied by multiple superficial lymph node enlargement in axilla and inguinal area, the patient needs to consult the oncology department as soon as possible to take lymph node biopsy or puncture to make clear the specific typing of lymphoma, and then take appropriate chemotherapy program, most of the patients can achieve certain therapeutic effect. Second, if the patient’s cervical lymph node is due to local soft tissue infection, which causes inflammatory lymph node enlargement, often accompanied by obvious redness, swelling and pain in the periphery, the patient needs to consult general surgery department as soon as possible, and the enlarged lymph node can be reduced as soon as possible by applying Ruyi Jinhuang Cream and vitality iodine gauze, and strengthening the treatment of intravenous anti-infection. Third, if the patient has enlarged lymph nodes in the neck caused by malignant tumor of thyroid gland, the patient needs to consult the thyroid surgery as soon as possible, and need to perform thyroid surgery to remove the tumor and clear the lymph nodes in order to remove the tumor cells in the body completely.