Objective To evaluate the diagnostic value of MRI on basilar invagination.
目的:探讨MRI对颅底凹陷症的诊断价值.
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Methods MRI features of 14 cases of basilar invagination were analyzed retrospectively.
方法:回顾性分析14例临床证实的颅底凹陷症的MRI表现.
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The internal lamellae originate from an invagination of the inner of double membranes surround the plastid.
片层起源于围着质体双层膜的内膜向内折伸.
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"the invagination of the blastula"