A total of 10 patients were diagnosed with AIE, including 3 cases of autoimmune limbic encephalitis, 2 cases of anti-N-methyl-D-aspartic acid receptor (NMDAR) encephalitis, 1 case of anti-glycine receptor(GlyR)1 encephalitis, 1 case of anti-gamma-aminobutyric acid type B receptor (GABAbR) encephalitis, 1 case of anti-Ri encephalitis, 1 case of the overlapping syndrome of MOG-antibody disease and NMDAR encephalitis (MNOS), and 1 case of antibody-negative AIE. The gene discussed is MOG; the disease is viral encephalitis.