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Q: What is Punctate foci of the cerebral hemispheres?
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What are punctate foci?

Punctate foci are 'lesions' on the brain, typically caused by unknown trauma to the brain or conditions where demyelination of brain tissue occurs. Punctate foci are identified by brain MRI, with and without contrast although using contrast normally provides a more accurate picture of all lesions. In layman's terms, punctate foci have also been described as 'popcorn calcifications' in the brain tissue. Some punctate foci are associated with normal aging process.


The cerebral cortex is the covering layer of the?

cerebral hemispheres


The fissure seperating the cerebral hemispheres is the?

The longitudinal cerebral fissure.


What separates the cerebral hemispheres of the brain from the cerebellar hemispheres of the brain?

The cerebral hemispheres are connected by the corpus callosum.


What is the largest fiber bract connecting the cerebral hemispheres?

the cerebral cortenx


Are the cerebral hemispheres part of the brainstem?

No.


What is true of the cerebral hemispheres of the human brain?

The cerebral hemispheres account for about 83% of total brain mass.


How many major fissures divide the cerebral hemispheres?

There is one major fissure that divides the cerebral hemispheres, called the longitudinal fissure. It separates the left and right hemispheres of the brain.


What is Two punctate foci of T2 hyperintensity in the subcortical white matter of the lateral anterior left frontal lobe?

Can hyponatremia cause white matter suggestive of minimal chronic microvascular ischemic change. The grey-white differentiation is maintained. minimal chronic microvascular ischemic on a brain scan?


What are the two halves of the cerebral cortex called?

Cerebral hemispheres (left and right)


What separate the cerebral hemispheres of the brain from the cerebellar hemispheres of the brain?

The transverse fissure.


The cerebral hemispheres are interconnected by the?

corpus callosum