Enlarged lymph nodes in the neck may be caused by cervical lymphadenitis, tuberculosis, tumor metastasis, etc. It is generally recommended to hang up the general surgery department or oncology department. 1. Cervical lymphadenitis: relatively speaking, it is more common in the clinic, often feel obvious pain in the lymph node area, especially when pressing, the pain will be more serious, mostly due to inflammation of the nearby tissues, can go to the general surgery department of the hospital, or to the internal medicine outpatient clinic. Tuberculous lymphadenitis, because of infectious, need to go to the infectious disease department or tuberculosis specialist. 2. Metastasis of malignant tumors: mostly seen in head and neck tumors, such as thyroid cancer, laryngeal cancer, breast cancer, etc., can go to oncology department or related surgical departments (e.g., general surgery, breast surgery, otorhinolaryngology) for consultation. 3. Lymphoma or leukemia: Lymphoma or lymphoblastic leukemia may attack the lymph nodes in the neck, resulting in enlargement. 4. Connective tissue diseases: such as systemic lupus erythematosus, nodular disease, etc., can lead to enlarged lymph nodes in the neck, and should be consulted in the Department of Rheumatology and Immunology. Swollen lymph nodes in the neck may also be caused by other reasons, if you can not identify which disease, you can usually go to the general surgery department first.