类风湿性关节炎的神经系统合并症不常见,中枢综合征多由于颈椎半脱位所致脊髓受压。由于血中类风湿效价上升所导致血清粘度增高,而引起脑出血及视乳头水肿。全身血管炎及类风湿结节的广泛形成虽曾报导,但累及中枢神经系统者罕见。作者报告一例类风湿性关节炎并发癫痫的患者,活组织检查证实为类风湿性脑膜血管炎。患者男性52岁,患类风湿性关节炎2年,突然发作性左腿抽搐,接着意识不清及记忆丧失。40余 Rheumatoid arthritis is not common in nervous system complications, central syndrome and spinal cord subluxation due to spinal cord compression. As the blood rheumatoid titers caused by increased serum viscosity, causing cerebral hemorrhage and papilledema. Widespread vasculitis and rheumatoid nodules have been reported, but rare in the central nervous system. The authors report a case of patients with rheumatoid arthritis and epilepsy, biopsy confirmed rheumatoid cerebral vasculitis. The patient was 52 years old and had rheumatoid arthritis for 2 years. Sudden onset of left-sided convulsions followed by unconsciousness and memory loss. More than 40