a congenital anomaly of the central nervous system in which a sac protruding from the brain or the spinal meninges contains cerebrospinal fluid (but no nerve tissue)
meningocele详细解释
me.nin.go.cele n.（名词）A moderately severe form of spina bifida in which the meninges protrude, causing a bulge under the skin.脊髓突出：中度严重的脊柱碎裂导致脊髓突出造成皮肤下层鼓起
