患者男,47岁,右利手。主因“行走不稳伴言语不利20余天”于2016年9月26日收入院。9月3日患者突发头晕、头痛,数十分钟后自行缓解。次日凌晨突发右侧肢体麻木、言语不清,头颅CT示双侧小脑梗死,外院给予阿司匹林和氯吡格雷抗血小板治疗、降压、改善循环等治疗。7 h后上述症状加重,行走不稳。约1周后症状再次加重,需扶行。9月9日外院头颅MRI:双侧小脑、左侧脑 Male patient, 47 years old, right hand. The main reason for “unstable walking with speech unfavorable 20 days ” on September 26, 2016 income court. September 3 Sudden dizziness, headache, self-remission after tens of minutes. Suddenly the next morning the right limb numbness, ill-defined, cranial CT showed bilateral cerebellar infarction, outside the hospital given aspirin and clopidogrel antiplatelet therapy, blood pressure, improve circulation and other treatment. 7 h after the above symptoms worsened, walking unstable. About 1 week later, the symptoms aggravate again and require help. September 9 outside the hospital head MRI: bilateral cerebellum, left brain