Ischemic infarction, acute disseminated encephalomyelitis (ADEM), multiple sclerosis (MS), Marchiafava–Bignami disease (MBD), osmotic demyelinating syndrome (ODS), and autoimmune glial fibrillary acidic protein (GFAP) astrocytopathy were excluded by image findings [13, 14]. The gene discussed is GFAP; the disease is myeloid sarcoma.