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gliosis

   Also found in: Wikipedia 0.09 sec.
gliosis /gli·o·sis/ (gli-o´sis) an excess of astroglia in damaged areas of the central nervous system.
gli·o·sis (gl-ss, gl-)
n.
Excessive proliferation of the neuroglia.

gliosis
[glī·ō′sis]
a proliferation of astrocytes that may appear as a sign of healing after a central nervous system injury. See also fibrogliosis.

gliosis
an excess of astroglia in damaged areas of the central nervous system.

gliosis
Astrocytosis, astrogliosis Neuropathology An abnormal ↑ in astrocytes 2º to destruction of nearby neurons, typically due to ↓ glucose or O2


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Histopathologic examination showed severe spongiform changes and a moderate gliosis in the brainstem (Figure 1A, nucleus of the solitary tract), and many other CNS structures.
3) Transsphenoidal encephaloceles contain mature neuroglial cells with a varying degree of gliosis, in which astrocytes have divided and formed fibrillary networks called glial scar tissue.
A postmortem examination of the cases showed depletion of dopaminergic neurons and extensive gliosis in the substantia nigra.
 
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