可逆性后部白质脑病综合征的病因较为复杂,发病机制存在许多争论,临床表现为头痛、恶心、呕吐、癎性发作、意识障碍和视觉异常,神经影像学检查显示以双侧大脑后部为主的大片对称性白质水肿,经过及时有效的治疗临床症状和影像学改变均可完全恢复。如果延误治疗,也可并发脑梗死或脑出血,导致不可逆性脑损伤。 Reversible posterior encephalopathy syndrome etiology is more complicated, the pathogenesis of many controversy, clinical manifestations of headache, nausea, vomiting, seizures, disturbance of consciousness and visual abnormalities, neurological imaging showed that the back of the bilateral brain is The main large symmetrical white matter edema, after timely and effective treatment of clinical symptoms and imaging changes can be completely restored. If delayed treatment can also be complicated by cerebral infarction or cerebral hemorrhage, leading to irreversible brain injury.