本文报告小脑后下动脉闭塞４例如下。１　病例摘要本组４例病人均为男性，年龄４７～６６岁。１例既往有高血压病史２０余年，未规律治疗。４例均为白天突然起病，表现为头晕、视物旋转或复视、肢体活动不协调、站立不稳、语言不清、声音嘶哑、吞咽困难、进食水呛咳，均无明显 This article reports the inferior cerebellar artery occlusion in 4 cases as follows. 1 case summary This group of 4 patients were male, aged 47 to 66 years. One case had a history of hypertension more than 20 years, not regular treatment. 4 cases were sudden onset during the day, manifested as dizziness, depending on the material rotation or diplopia, physical activity is not coordinated, standing instability, language is unclear, hoarseness, difficulty swallowing, eating water, cough, no obvious