Efficacy and Safety of Tislelizumab for Lung Adenocarcinoma With Asymptomatic Brain Metastatic

"1. Induction therapy stage:~ Tislelizumab plus platinum-containing drug chemotherapy was administered every 3 weeks and was expected to complete 6 cycles of treatment.~2. Maintenance treatment phase:~After completion of the induction therapy phase, patients whose antitumor response was confirmed as complete response, partial response, and disease stable according to RECIST v1.1 criteria were admitted to maintenance therapy ."