1病例介绍患者男,80岁,因“右侧肢体无力15 d,伴左下肢疼痛乏力1 d”于2015年2月1日入院。入院前15 d坐位休息时突发右侧肢体无力,完全不能活动,右上肢不能抬举,右下肢不能行走,同时伴头痛、呕吐、言语不清,行头颅CT诊断示左侧脑梗死,予降压降糖降脂等对症支持后有所缓解,1 d前在当地医院卧床休息时自觉心慌胸闷,左下肢疼痛伴皮温降低,伴全身大汗,言语不清加重,当地医院行急诊CT 1 Case description Male patient, 80 years old, was admitted to hospital on February 1, 2015 due to “15 days of weakness of the right limb and 1 d of left lower extremity pain”. 15d before admission sitting rest sudden right limb weakness, completely unable to move, the right upper limb can not lift, the right lower limb can not walk, accompanied by headache, vomiting, vomiting, line head CT diagnosis of left cerebral infarction, to drop Diabetes, hypoglycemia and other symptomatic support has been alleviated, 1 d ago in the local hospital bed rest conscientiously palpitation chest tightness, left lower extremity pain with skin temperature decreased, with sweating, aggravating speechless, the local hospital emergency CT