Among these 81 patients, 64 patients with LGI1 antibody encephalitis (58.27 ± 12.62 years, 44 males) and 17 patients with GABAB receptor antibody encephalitis (52.18 ± 12.19 years, 12 males) were verified using antibody testing. The gene discussed is LGI1; the disease is viral encephalitis.