Neo-Sequence 2：NCT Plus Anti-angiogenesis Therapy and Immunotherapy for LADGC

Albumin paclitaxel+SOX+BEV bi weekly neoadjuvant therapy for 6 cycles, with PD-1 monoclonal antibody therapy interspersed for 4 cycles. Review CT and gastroscopy every 3 cycles to evaluate the therapeutic effect. Patients who have been evaluated as effective after 6 cycles of treatment may consider surgery; Or continue the two-week regimen of albumin paclitaxel+bevacizumab for 3 cycles, while PD-1 monoclonal antibody for 2 cycles. Afterwards, the therapeutic effect will be evaluated, and surgery, radiotherapy, or maintenance medication treatment will be determined based on the therapeutic effect. Surgical patients begin adjuvant treatment 1-2 months after surgery based on the curative and pathological results of the surgery. Those who fail to evaluate during neoadjuvant therapy will undergo surgery or radiation therapy, or switch to a second-line systemic treatment plan.