自发性硬脊膜外血肿是一种少见的疾病 ,误诊率及漏诊率较高 ,常常由于确诊时间晚而延误了最佳手术时机。随着ＣＴ、ＭＲＩ的普及 ,对本病的认识和诊治水平均有很大提高。我科近两年收治 4例自发性硬脊膜外血肿 ,均经ＭＲＩ确诊 ,手术证实。结合文献报告讨论如下。临床资料　男 Spontaneous epidural hematoma is a rare disease, misdiagnosis rate and a high rate of misdiagnosis, often because of the delay in the diagnosis of delayed the best timing of surgery. With the popularity of CT, MRI, the understanding of the disease and diagnosis and treatment have greatly improved the level. Four cases of spontaneous epidural hematomas were treated in our hospital in the recent two years. All of them were confirmed by MRI and confirmed by surgery. Combined with the literature report discussed below. Clinical data male