SMy grandma was just diagnosed with stage 4 Non Small Cell LungCancer. Lungcancer is a major public health problem. In the United States, 31% of cancer deaths in men and 26% of cancer deaths in women are secondary to lungcancer. The. LungCancer Treatment. There are a number of different treatment options for lungcancer. Standard treatment options include surgical resection, chemotherapy. The stage of a cancer describes how far it has spread. The stage is one of the most important factors in deciding how to treat the cancer and determining how. LungCancer Staging. In stage 4, the cancer has spread, or metastasized, beyond the lungs into other areas of the body. Learn About LungCancerStage 4 Causes, Symptoms, Survival Rates And More Here. Perhaps the most common question we are asked is: "What is stage 4 lungcancer life expectancy?” Not unexpected, since 40 percent of people have already progressed. Advanced and metastatic lungcancer and non-small cell lungcancer information about grades and survival. Patient information about lungcancer and non-small cell. Learn About LungCancerStage 4 Causes, Symptoms, Survival Rates And More Here. IASLC lungcancer staging project proposes changes for new TNM classification. Lungcancer stages. Small cell lungcancer staging. Small cell lungcancer makes up less than 20 percent of lung cancers and is typically caused by tobacco smoking. What is the stage of a cancer? The stage of a cancer describes how far it has spread. Your treatment and prognosis (outlook) depend, to a large extent, on the cancer.