Difference between revisions of "Meningioma"

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412 bytes added ,  08:46, 27 April 2017
(→‎Prognosis: spread + metastasis)
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=====Metaplastic meningioma=====
=====Metaplastic meningioma=====
*Much talked about... but very rare.
*No clinical significance.
*Probably do not represent true metaplasia in all cases.
*Clincal information is rquired to distinguish between bone invasion and meningiomas with bone formation.


Microscopic:  
Microscopic:  
*Cartilage or bone formation.
*Cartilage or bone formation.
*Myxoid or xanthomatous changes.
<gallery>
File:Metaplastic_osseous_meningioma.jpg | Ossified meningioma, HE stain. (WC/jensflorian)
File:Metaplastic_xanthomatous_meningioma.jpg | Metaplastic meningioma with xanthomatous changes. (WC/jensflorian)
</gallery>


====Grade II====
====Grade II====
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