A Phase Ⅱ Exploratory Clinical Study of Adebrelimab Combined With Chemotherapy and Concurrent Radiotherapy as First-Line Treatment for Extensive-Stage Oligometastatic Small Cell Lung Cancer
This is an open-label, single arm Phase II study designed to evaluate the efficacy and safety of adebelizumab combined with carboplatin/Cisplatin plus (+) etoposide and concurrent radiotherapy in the first-line treatment of patients with extensive stage oligometastatic small cell lung cancer.
• Signed inform consent form
• Age \>= 18 years and \<= 75 years
• Histologically or cytologically confirmed ES-SCLC (per the Veterans Administration Lung Study Group \[VALG\] staging system)，the number of metastatic lesions ≤ 5, the number of metastatic organs ≤ 3, and no previous systemic chemotherapy, radiotherapy or immune checkpoint inhibitor treatment.
• Eastern Cooperative Oncology Group performance status of 0 or 1
• Expected survival time ≥ 3 months
• Patients must submit a pre-treatment tumor tissue sample during the study.
• Adequate hematologic and end organ function