hydranencephaly /hy·dran·en·ceph·a·ly/ (hi″dran-en-sef´ah-le) complete or almost complete absence of the cerebral hemispheres, their normal site being occupied by cerebrospinal fluid.hydranencephal´ic
hydranencephaly
hy·dran·en·ceph·a·ly (h  dr n- n-s f -l )n. The congenital absence of the cerebral hemispheres in which the space in the cranium that they normally occupy is filled with fluid. |
hydranencephaly
[hīdran′ənsef′əlē]
a neurologic disorder in which the cerebral hemispheres are lacking although the cerebellum, brainstem, and other central nervous system tissues may be intact. The newborn with hydranencephaly may have normal neurologic functions but does not develop, and computed tomographic scans indicate an absence of cerebral tissue. Treatment is supportive. See also anencephaly.
hydranencephaly
absence of the cerebral hemispheres, their normal site being occupied by cerebrospinal fluid.
arthrogryposis and hydranencephaly
occurs as a combined congenital defect in epidemic form in calves, lambs and kids. It may be caused by intrauterine viral infection with the Akabane and Aino viruses, by poisoning with fungi on lupins, and by inheritance of a conditioning factor. See also akabane virus disease, aino virus disease.
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