hydranencephaly


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hydranencephaly

[¦hī·drə‚en′sef·ə·lē]
(medicine)
A congenital anomaly in which there are vestiges of a cerebellum, occipital lobes, and basal nuclei; frontal and parietal lobes are replaced by a cyst; and the neurocranium is undeveloped.
References in periodicals archive ?
Ten infants or fetuses had microcephaly; five of those with microcephaly had additional birth defects, including holoprosencephaly, hydranencephaly, craniosynostosis, and clubfeet.
Zika virus infection and stillbirths: a case of hydrops fetalis, hydranencephaly and fetal demise.
Subsequent ultrasound evaluations performed at 26 and 30 weeks' gestation revealed microcephaly, hydranencephaly and minimal residual cortical tissue, intracranial calcifications, and destruction of the posterior fossa.
The fetal injuries that result from infections with these viruses are most often described as hydranencephaly, porencephaly, cerebellar hypoplasia, retinal dysplasia, microcephaly and arthrogryposis of neurogenic nature, among others (OBERST, 1993).
The study showed the baby's brain was absent, a condition known as hydranencephaly.
Besides ETV/CPC combined technique, nowadays there are new indications for isolated CPC, such as in extreme hydrocephalus and hydranencephaly (12,14,19).
Two cases of hemifacial microsomia where there was evidence of carotid artery occlusion (28) and a case where the subject lacked an internal carotid artery and showed subsequent facial defects and unilateral hydranencephaly (29) have been reported.
1%) with encephalocele, arachnoid cysts, hydranencephaly and 01 each with exencephaly and holoprosencephaly.
Morphogenesis of hydranencephaly and other intracranial malformations in progeny of pregnant ewes infected with pestiviruses.
1) Cerebral damage can be severe, as cases of hydranencephaly with arterial and venous malformations have been reported.
When severe, hydrocephalus may be difficult to differentiate from hydranencephaly, which is an extreme form of cerebral encephalomalacia, probably the result of occlusion of both internal carotid arteries and infarction of all cerebral tissue (Figure 10).