Medical Dictionary

pseudencephaly

noun pseud·en·ceph·a·ly \ˌsüd-in-ˈsef-ə-lē\
plural pseud·en·ceph·a·lies

Medical Definition of PSEUDENCEPHALY

:  a severe congenital malformation characterized by the presence of a vascular tumorous mass in place of the brain and the partial or complete absence of the upper part of the skull

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