GFAP and viral encephalitis: GFAP-A is a new type of autoimmune inflammatory disease of central nervous system that has been explored by doctors in recent years.In 2016, the Mayo Clinic professor Lennon’s team for the first time reported 16 cases of GFAP-A clinical symptoms and imaging findings, including inflammatory meningitis, encephalitis and myelitis, and pointed out that anti-GFAP antibody is the specific biological markers of the disease [1], [2], [3], [4], [5], [6].