Swollen lymph nodes in the neck do not hurt or itch If it is caused by inflammation, it is not particularly serious. However, if it is caused by a tumor disease, the situation is more serious. If the swelling of the lymph nodes in the neck without pain or itching is caused by local infection. The surface is smooth, the structure is clear, and there is no obvious calcification. In this case, if the enlarged lymph nodes are caused by chronic lymphadenitis or tuberculous lymphadenitis, connective tissue disease is not particularly serious because of the mild symptoms. With active treatment, the enlarged lymph nodes can gradually subside. If the enlargement of the lymph nodes in the neck is painless and itchy, it is due to tumor invasion, which is accompanied by the phenomenon of mutual fusion. Cortex and medulla in the lymph nodes are not clearly demarcated, and the periphery is accompanied by obvious calcification and blood flow signals. In this case, it is more serious, if there is no timely and appropriate anti-tumor treatment, it can cause the systemic spread of tumor cells and endanger the life. It is recommended that patients with painless and itchy swollen lymph nodes in the neck should go to regular hospitals in time to improve the examination and follow the doctor’s instructions to treat them accordingly after clear diagnosis.