Senile plaque
senile plaque n.
A spherical mass of amyloid fibrils surrounded by distorted interwoven neuronal processes, found in the cerebral cortex in Alzheimer’s disease. Also called neuritic plaque.
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senile psychosis n. A mental disturbance of old age and related to degenerative cerebral processes.
- Senile retinoschisis
senile retinoschisis n. Retinoschisis occurring most often in individuals over the age of 40, and affecting the outer plexiform layer of the retina.
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senile tremor n. A tremor occurring in old people.
- Senilism
senilism se·nil·ism (sē’nə-lĭz’əm) n. Premature senility.