What is the prognosis for stage 4 lung cancer?

The prognosis for stage 4 lung cancer is often bleak. The cancer has usually spread to other parts of the body by this point, making it difficult to treat. In addition, the symptoms of stage 4 lung cancer are often severe, and patients may have difficulty maintaining a good quality of life. However, there are some treatments available that can prolong life and improve symptoms. For example, chemotherapy can help to shrink tumors and relieve pain. In some cases, surgery may also be an option. But ultimately, the prognosis for stage 4 lung cancer is often poor, and patients should be prepared for a challenging battle.