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Pronunciation: en-sef'a-lo-mi-el'o-sel

Definition: Congenital defect in the cranium, usually in the occipital region, and cervical vertebrae with herniation of the meninges and neural tissue.

[G. enkephalos, brain, + myelon, marrow, + kele, hernia]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.