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Difference between revisions of "Meningioma"
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**Enhancement of dura adjacent to the mass lesion - commonly seen (>70% of cases).<ref name=pmid2120998>{{Cite journal | last1 = Aoki | first1 = S. | last2 = Sasaki | first2 = Y. | last3 = Machida | first3 = T. | last4 = Tanioka | first4 = H. | title = Contrast-enhanced MR images in patients with meningioma: importance of enhancement of the dura adjacent to the tumor. | journal = AJNR Am J Neuroradiol | volume = 11 | issue = 5 | pages = 935-8 | month = | year = | doi = | PMID = 2120998 }}</ref> | **Enhancement of dura adjacent to the mass lesion - commonly seen (>70% of cases).<ref name=pmid2120998>{{Cite journal | last1 = Aoki | first1 = S. | last2 = Sasaki | first2 = Y. | last3 = Machida | first3 = T. | last4 = Tanioka | first4 = H. | title = Contrast-enhanced MR images in patients with meningioma: importance of enhancement of the dura adjacent to the tumor. | journal = AJNR Am J Neuroradiol | volume = 11 | issue = 5 | pages = 935-8 | month = | year = | doi = | PMID = 2120998 }}</ref> | ||
**May be subclassified radiologically - predictive of grading.<ref name=pmid22839654>{{Cite journal | last1 = Qi | first1 = ST. | last2 = Liu | first2 = Y. | last3 = Pan | first3 = J. | last4 = Chotai | first4 = S. | last5 = Fang | first5 = LX. | title = A radiopathological classification of dural tail sign of meningiomas. | journal = J Neurosurg | volume = 117 | issue = 4 | pages = 645-53 | month = Oct | year = 2012 | doi = 10.3171/2012.6.JNS111987 | PMID = 22839654 }}</ref> | **May be subclassified radiologically - predictive of grading.<ref name=pmid22839654>{{Cite journal | last1 = Qi | first1 = ST. | last2 = Liu | first2 = Y. | last3 = Pan | first3 = J. | last4 = Chotai | first4 = S. | last5 = Fang | first5 = LX. | title = A radiopathological classification of dural tail sign of meningiomas. | journal = J Neurosurg | volume = 117 | issue = 4 | pages = 645-53 | month = Oct | year = 2012 | doi = 10.3171/2012.6.JNS111987 | PMID = 22839654 }}</ref> | ||
* | *+/-Hyperostosis. | ||
**Associated with invasion into the skull in ~20% of cases.<ref name=pmid22406780>{{Cite journal | last1 = Goyal | first1 = N. | last2 = Kakkar | first2 = A. | last3 = Sarkar | first3 = C. | last4 = Agrawal | first4 = D. | title = Does bony hyperostosis in intracranial meningioma signify tumor invasion? A radio-pathologic study. | journal = Neurol India | volume = 60 | issue = 1 | pages = 50-4 | month = | year = | doi = 10.4103/0028-3886.93589 | PMID = 22406780 }}</ref> | |||
==Microscopic== | ==Microscopic== | ||