Immunotherapy in the Management of Lung Cancer
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Among all the major cancer types, lung cancer is one of the most common as it holds a higher percentage of cancer related mortality and treating lung cancer is yet a challenge. Chemotherapy, radiation therapy, surgery are the most commonly used and traditional treatment options for lung cancer but these possess side effects and various complications. Therefore, to minimize the side effects, a novel treatment option is needed and it is cancer immunotherapy. Immunotherapy is a new way to treat cancer that can attack tumor cells by using the host's immune system. Various immunotherapy drugs have been evaluated for lung cancer. This review focused on the relation between cancer and immune system, new immunotherapy treatment options for lung cancer as well as the challenges and prospects of cancer immunotherapy.