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Difference between revisions of "Ependymoma"
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→Molecular: update
Jensflorian (talk | contribs) (→IHC: Update) |
Jensflorian (talk | contribs) (→Molecular: update) |
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Supratentorial ependymomas have also a distinct profile: | Supratentorial ependymomas have also a distinct profile: | ||
*70 % of these ependymomas are ZFTA-fusion positive and have recurrent gene fusions mostly involving RELA<ref>{{Cite journal | last1 = Parker | first1 = M. | last2 = Mohankumar | first2 = KM. | last3 = Punchihewa | first3 = C. | last4 = Weinlich | first4 = R. | last5 = Dalton | first5 = JD. | last6 = Li | first6 = Y. | last7 = Lee | first7 = R. | last8 = Tatevossian | first8 = RG. | last9 = Phoenix | first9 = TN. | title = C11orf95-RELA fusions drive oncogenic NF-κB signalling in ependymoma. | journal = Nature | volume = 506 | issue = 7489 | pages = 451-5 | month = Feb | year = 2014 | doi = 10.1038/nature13109 | PMID = 24553141 }}</ref> | *70 % of these ependymomas are ZFTA-fusion positive and have recurrent gene fusions mostly involving RELA<ref>{{Cite journal | last1 = Parker | first1 = M. | last2 = Mohankumar | first2 = KM. | last3 = Punchihewa | first3 = C. | last4 = Weinlich | first4 = R. | last5 = Dalton | first5 = JD. | last6 = Li | first6 = Y. | last7 = Lee | first7 = R. | last8 = Tatevossian | first8 = RG. | last9 = Phoenix | first9 = TN. | title = C11orf95-RELA fusions drive oncogenic NF-κB signalling in ependymoma. | journal = Nature | volume = 506 | issue = 7489 | pages = 451-5 | month = Feb | year = 2014 | doi = 10.1038/nature13109 | PMID = 24553141 }}</ref> | ||
*EPHB2 amplifications and CDKN2A deletions in a subset of these tumors<ref>{{Cite journal | last1 = Philip-Hollingsworth | first1 = S. | last2 = Hollingsworth | first2 = RI. | last3 = Dazzo | first3 = FB. | title = Host-range related structural features of the acidic extracellular polysaccharides of Rhizobium trifolii and Rhizobium leguminosarum. | journal = J Biol Chem | volume = 264 | issue = 3 | pages = 1461-6 | month = Jan | year = 1989 | doi = | PMID = 2912966 }}</ref> | **EPHB2 amplifications and CDKN2A deletions in a subset of these tumors<ref>{{Cite journal | last1 = Philip-Hollingsworth | first1 = S. | last2 = Hollingsworth | first2 = RI. | last3 = Dazzo | first3 = FB. | title = Host-range related structural features of the acidic extracellular polysaccharides of Rhizobium trifolii and Rhizobium leguminosarum. | journal = J Biol Chem | volume = 264 | issue = 3 | pages = 1461-6 | month = Jan | year = 1989 | doi = | PMID = 2912966 }}</ref> | ||
*6-8% are YAP1-fusion positive, mostly MAMLD1 as fusion partner. | |||
Note: Molecular subgroups have no treatment implications (at the moment). | Note: Molecular subgroups have no treatment implications (at the moment). | ||