First-Line and Neoadjuvant Immunotherapy for Gastric Cancer

Exclusion Criteria

• •1. Patients with contraindications to immunotherapy
• •2. Have received anti-tumor treatments such as immunotherapy and chemotherapy
• •3. Have a history of active immune deficiency or autoimmune diseases, including HIV positive test, or have other acquired or congenital immune deficiency diseases, or have a history of organ transplantation or autoimmune diseases
• •4. Severe chronic or active infection requires systemic antibacterial, antifungal, or antiviral treatment, including tuberculosis infection. Have a history of active tuberculosis infection ≥ 1 year before recruitment should also be excluded, unless proved has been completed appropriate treatment
• •5. History of allogeneic stem cell transplantation or organ transplantation