Evaluation of the Efficacy of Immunotherapy in Uncommon Pathological Types of Lung Cancer

This is a research project involving patients in Medical Oncology Department of Affiliated Cancer Hospital of Xiangya School of Medicine Central South University. Retrospective study of 40 patients with advanced uncommon pathological types of lung cancer and observe the efficacy and safety of immune checkpoint inhibitor regimen in the real world. The patients who are treated with immunosuppressive agents are screened out, and they are divided into immune combination therapy or immune monotherapy, and further evaluate whether there is a difference in efficacy between the two. Statistical analysis is used to compare the differences between the two treatments, so that patients can better choose treatment strategies.