LGI1 and autoimmune encephalitis: Additionally, with several novel neuronal antibodies discovered recently such as LGI1, CASPR2, GABA-A/Br, anti-dopamine2 receptor, anti-DPPX, anti-IgLON5 and neurexin-3α [8–15], it is plausible that the diagnosis of autoimmune encephalitis will continue to rise.