Callosum


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Related to Callosum: thalamus

Cal`lo´sum


n.1.(Anat.) The great band commissural fibers which unites the two cerebral hemispheres. See corpus callosum, under Carpus.
References in periodicals archive ?
Objective: Why does our brain have two hemispheres and what is the role of connections between them While it is well known that in humans, Each hemisphere has functional specializations, We have little mechanistic understanding of how circuits communicate across the corpus callosum that connects the hemispheres.
However, brain magnetic resonance imaging (MRI) revealed that the lesion was largely edema with high T2 signal intensity and no primary mass, accompanied by multiple small lesions in the corpus callosum and periventricular white matter (Figure 1).
Sensory symptoms were found 27% in PMS patients and contributed brain area of corpus callosum, brain stem, periventricle, basal ganglia, white matter and cerebellum.
The Corpus Callosum (CC) has always been the epicentre of a lot of debate and research following a report published by de Lacoste-Utamsing and Holloway [1] that claimed females to have a significantly larger splenium area.
A brain MRI showed severe vermis hypoplasia, molar tooth sign, agenesis of corpus callosum, retrocerebellar enlargement (variant Dandy Walker syndrome?
We are ordinarily not aware that our thinking comes from either the left or right brain because the two hemispheres are connected to each other by the corpus callosum, composed of about 300 million neurons or brain cells-which allows the two halves of the brain to communicate to each other.
Often, there is a frontal predominance that may include involvement of the genu of the corpus callosum.
Cranial magnetic resonance imaging (MRI) revealed lesions in the corpus callosum consistent with chronic infarct.
In this group, abnormal high-T2 signals were detected in the corpus callosum (mainly in the splenium), basal ganglia, and dorsal brain stem in all six patients, in the thalamus of five patients (83.
After several CT and MRI scans, it was found Emily was missing her corpus callosum, a broad band of nerve fibres joining the two hemispheres of the brain.
The disconnective syndrome, the consequence of the section of the corpus callosum fibers, it was proven by experimental callosotomy in monkeys (28,29).