Single-drug Chemotherapy Plus Immunotherapy in Metastatic Non-small Cell Lung Cancer Elderly Patients

The choice of chemotherapy plus immunotherapy for squamous cell carcinoma is gemcitabine or paclitaxel or vinorelbine. Paclitaxel or pemetrexed are available for monotherapy for non-squamous and non-small cell lung cancer. Immunotherapy drugs can be Pembrolizumab /Penpulimab/ Camrelizumab/ Tislelizumab / Sintilimab/ sulgarizumab and so on