35
Participants
Start Date
December 15, 2023
Primary Completion Date
September 1, 2026
Study Completion Date
September 1, 2026
High-dose Radiotherapy (HDRT)
SBRT was adopted, and radiotherapy plan was made according to the location and size of lesions (total dose 20-70Gy, 5-12Gy every time).
Low-dose Radiotherapy (LDRT)
Radiotherapy plan was made according to the location and size of lesions (total dose 2Gy, 1Gy every time). After completing SBRT, LDRT was performed on as many metastatic sites as possible.
Anti-PD-1 monoclonal antibody
At the end of multimodal radiotherapy, immunotherapy was given within 7 days and in a subsequent LDRT. The maximum duration is 24 months.
RECRUITING
Jinling Hospital, Affiliated Hospital of Medical School, Nanjing University, Nanjing
Jinling Hospital, China
OTHER