回答:停药可行
1. Sun L, Bleiberg B, Hwang WT, Marmarelis ME, Langer CJ, Singh A, Cohen RB, Mamtani R, Aggarwal C. Association Between Duration of Immunotherapy and Overall Survival in Advanced Non-Small Cell Lung Cancer. JAMA Oncol. 2023 Aug 1;9(8):1075-1082. doi: 10.1001/jamaoncol.2023.1891. PMID: 37270700; PMCID: PMC10240399. Association Between Duration of Immunotherapy and Overall Survival in Advanced Non-Small Cell Lung Cancer - PubMed
回顾性研究,停药可能是可行的,合适的停药时间点是用药24个月后。