No congenital anomalies such as spina bifida or dermal sinus were associated.The epidemiology, clinicalfeatures, radiology, surgical treatment and pathology of this benign tumor are discussed.

• 本文将讨论硬脑膜内脊髓外表皮囊肿的流行病学，临床症状，影像学，治疗，及病理学。