All postoperative 122 patients with anti-PD-1 antibodies had a very small number of grade 3-4 AEs, only the postoperative patients with grade 3-4 ALT/AST elevations were relatively higher at 14.8%, the rest had relatively few low-grade hyponatremia, and no patients had Rash, Pruritus, Decreased appetite. This evidence concerns the gene GPT and Hyponatremia.