Radiotherapy to All Residual Lesions After Chemoimmunotherapy

Patients assigned to chemoimmunotherapy with radiotherapy group would first receive PET-CT and cranial contrasted MRI to ascertain residual lesions. All residual lesions would be irradiated in a hypofractionated manner.

atients assigned to chemoimmunotherapy group would receive 4 to 6 cycles of chemoimmunotherapy followed by consolidative immunotherapy