大脑镰旁脑膜瘤是常见颅内肿瘤之一,在临床上有时大脑镰旁脑膜瘤的症状、体征及辅助检查易与病毒性脑炎相混淆,尤其是大脑镰前1/3脑膜瘤,我们曾遇5例大脑镰旁(前1/3)脑膜瘤误诊为脑炎,现分析如下。1　临床资料5例病例中男性1例,女性4例,年龄16～36岁,平均26岁。临床表现:5例均 Paraplegic meningioma is one of the common intracranial tumors. In clinical practice, the symptoms, signs and auxiliary examination of falx paraneoplastic meningiomas are sometimes confused with viral encephalitis, especially in the 1/3 of the brain, Had encountered five cases of falx next to the cerebral (first 1/3) meningioma misdiagnosed as encephalitis, are analyzed as follows. A clinical data of 5 cases of male 1 cases, 4 females, aged 16 to 36 years, mean 26 years. Clinical manifestations: 5 cases were