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Related to ependymal: ependymal cyst


Relating to the ependyma.
Farlex Partner Medical Dictionary © Farlex 2012


Relating to the ependyma.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
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(ĕp-ĕn′dĭ-mă) [Gr. ependyma, an upper garment, wrap]
The epithelial lining of the cerebral ventricles and the central canal of the spinal cord. The lining is composed of a single cell layer. Most of the cells have microvilli and motile cilia on their outer surface.
See: illustrationependymal, adjective
Medical Dictionary, © 2009 Farlex and Partners
References in periodicals archive ?
At the region where the wall of the hemisphere is attached to the roof of the diencephalon, the wall of the telencephalon is thin, formed of a single layer of ependymal cells covered by vascular mesenchyme, and together they form the choroid plexus of the lateral ventricle (Fig.
Identity crisis for adult periventricular neural stem cells: subventricular zone astrocytes, ependymal cells or both?
Kanat et al., "Uncovering a new cause of obstructive hydrocephalus following subarachnoid hemorrhage: choroidal artery vasospasm-related ependymal cell degeneration and aqueductal stenosis--first experimental study," World Neurosurgery, vol.
Simard, "Inflammation of the choroid plexus and ependymal layer of the ventricle following intraventricular hemorrhage," Translational Stroke Research, vol.
Pyogenic ventriculitis is an inflammation of the ciliated ependymal lining of the brain's ventricles, leading to an accumulation of pus within the ventricles themselves [5].
Ernemann et al., "Extradural ependymal tumor with myxopapillary and ependymoblastic differentiation in a case of Schinzel-Giedion syndrome," Acta Neuropathologica, vol.
(c) CE FLAIR view in similar slice location as in (a) three weeks later showing complete subsidence of ependymal contrast-enhancement (white arrow) and disappearance of the fluid-fluid levels (black arrow).
Mehdorn, "Congenital diffuse anaplastic astrocytoma with ependymal and leptomeningeal spread: case report," Journal of Neuro-Oncology, vol.
The ependymal nature of these curious neoplastic cells was also not evident; however, we incidentally came across some canalicular formations lined by ciliated cylindrical cells exhibiting the same vacuolative changes as the signet-ring-like ones (Figure 2(e)).
An immunohistological examination revealed that the specimen lacked arachnoid and ependymal cells (recognized as epithelial membrane antigen- (EMA-) positive cells) as well as glia cells (recognized as glial fibrillary acidic protein(GFAP-) positive cells).
This revealed a rounded, heterogeneous, soft tissue mass with central calcifications opposing the ependymal surface in the ventral body of the right lateral ventricle measuring approximately 12 mm x 18 m.