42岁男性,病程2个月,临床表现消瘦、贫血伴急进性肾炎综合征,p-ANCA及MPO-ANCA高滴度阳性,既往无高血压病及凝血功能异常。住院期间突发口角歪斜、左侧肢体偏瘫,急诊头颅CT提示右侧基底节区出血,脑组织造影未见脑血管畸形,诊断微型多动脉炎并发颅内出血,经止血、脱水及甲泼尼龙等控制原发病治疗后患者症状逐渐缓解。 42-year-old man, duration of 2 months, clinical manifestations of emaciation, anemia with nephritic syndrome, p-ANCA and MPO-ANCA high titer positive, no previous hypertension and coagulation disorders. Suddenly during the hospitalization of mouth angle skew, left limb hemiplegia, emergency head CT showed that the right basal ganglia hemorrhage, cerebral angiography no cerebral vascular malformations, diagnosis of micro-arteritis complicated with intracranial hemorrhage, after hemostasis, dehydration and methylprednisolone After the control of the primary disease symptoms gradually alleviate.