大脑后动脉(PCA)闭塞常出现同向偏盲、偏身感觉缺失、视觉异常和神经心理的缺陷。本文报告1例罕见的对侧半身多汗症、轻偏瘫及同侧Horner征患者。男性,36岁、肥胖,右利。在阅读困难4天后,发生左唇、舌和手感觉异常。入院时,诉左侧偏身感觉过敏,左面及左上下肢轻瘫和锥体束征及共济失调,左同向偏盲,左面、胸和上肢显著多汗,右Horner征,视空性失 Cerebral posterior cerebral artery (PCA) occlusion often appear the same hemianopia, partial sensory loss, visual abnormalities and neuropsychological defects. This article reports a rare case of contralateral hyperhidrosis, hemiparesis and ipsilateral Horner syndrome patients. Male, 36 years old, obese, right-wing. Four days after reading difficulties, the left lip, tongue and hand feel abnormalities. On admission, v. Left hypersensitivity sensory hypersensitivity, left and upper left and lower extremity paresis and pyramidal tract signs and ataxia, left with hemianopia, left, chest and upper extremity significantly hyperhidrosis, right Horner syndrome, visual field loss