Lung cancer with swollen lymph nodes in neck and pain needs radiotherapy, chemotherapy and surgery as appropriate. 1. Radiotherapy: swollen lymph nodes with pain in neck of lung cancer is a manifestation of metastasis and spread of cancer cells, and if the pain is more serious, local radiotherapy can be carried out, which can effectively kill cancer cells. In addition to radiotherapy for metastatic cancer, primary tumor should also be treated. The specific course of treatment should be decided according to the control of cancer cells, and after the reduction of cancer cells, the course of treatment should be shortened appropriately. 2. Chemotherapy: it is mainly systemic chemotherapy to inhibit cancer cells from metastasizing or spreading to other parts of the body, and if the cancer cells have already metastasized and spread, it is necessary to strengthen the treatment. There are many adverse reactions to chemotherapy, which can be alleviated through diet and daily care after treatment. 3. Surgical treatment: mainly remove the primary cancer, if metastatic spread is found to cause swollen lymph nodes in the neck, lymph node dissection is needed. When lung cancer neck lymph nodes are enlarged and accompanied by pain, oral analgesics (such as ibuprofen, diclofenac sodium, etc.) should also be taken under doctor’s guidance, which can relieve the pain. Lung cancer patients with enlarged lymph nodes with pain in the neck should consult the doctor in time for early detection and early treatment so as to avoid delaying the condition.