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Difference between revisions of "Ganglioglioma"
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→Molecular: wikilink
Jensflorian (talk | contribs) (update histo) |
Jensflorian (talk | contribs) (→Molecular: wikilink) |
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**[[MAP2]] +ve | **[[MAP2]] +ve | ||
**Synaptophysin +ve | **Synaptophysin +ve | ||
***Perikaryal surface immunoreactivity for synaptophysin.<ref name="pmid8246055">{{cite journal |authors=Lang FF, Epstein FJ, Ransohoff J, Allen JC, Wisoff J, Abbott IR, Miller DC |title=Central nervous system gangliogliomas. Part 2: Clinical outcome |journal=J. Neurosurg. |volume=79 |issue=6 |pages=867–73 |date=December 1993 |pmid=8246055 |doi=10.3171/jns.1993.79.6.0867 |url=}}</ref> | |||
***This is however also seen in reactive changes.<ref name="pmid9591724">{{cite journal |authors=Quinn B |title=Synaptophysin staining in normal brain: importance for diagnosis of ganglioglioma |journal=Am. J. Surg. Pathol. |volume=22 |issue=5 |pages=550–6 |date=May 1998 |pmid=9591724 |doi=10.1097/00000478-199805000-00005 |url=}}</ref> | |||
** Neurofilament +ve | ** Neurofilament +ve | ||
** Chromogranin +ve | ** Chromogranin +ve | ||
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</ref> | </ref> | ||
*H3F3A wildtype. | *H3F3A wildtype. | ||
**DDx: consider G34-mutant | **DDx: consider [[Diffuse hemispheric glioma, H3 G34-mutant]] (rare cases may contain dysplastic ganglion cells).<ref>{{Cite journal | last1 = Andreiuolo | first1 = F. | last2 = Lisner | first2 = T. | last3 = Zlocha | first3 = J. | last4 = Kramm | first4 = C. | last5 = Koch | first5 = A. | last6 = Bison | first6 = B. | last7 = Gareton | first7 = A. | last8 = Zanello | first8 = M. | last9 = Waha | first9 = A. | title = H3F3A-G34R mutant high grade neuroepithelial neoplasms with glial and dysplastic ganglion cell components. | journal = Acta Neuropathol Commun | volume = 7 | issue = 1 | pages = 78 | month = May | year = 2019 | doi = 10.1186/s40478-019-0731-5 | PMID = 31109382 }}</ref> | ||
*Rare cases with co-occurrence of K27M mutation.<ref>{{Cite journal | last1 = Pagès | first1 = M. | last2 = Beccaria | first2 = K. | last3 = Boddaert | first3 = N. | last4 = Saffroy | first4 = R. | last5 = Besnard | first5 = A. | last6 = Castel | first6 = D. | last7 = Fina | first7 = F. | last8 = Barets | first8 = D. | last9 = Barret | first9 = E. | title = Co-occurrence of histone H3 K27M and BRAF V600E mutations in paediatric midline grade I ganglioglioma. | journal = Brain Pathol | volume = | issue = | pages = | month = Dec | year = 2016 | doi = 10.1111/bpa.12473 | PMID = 27984673 }}</ref> | *Rare cases with co-occurrence of K27M mutation.<ref>{{Cite journal | last1 = Pagès | first1 = M. | last2 = Beccaria | first2 = K. | last3 = Boddaert | first3 = N. | last4 = Saffroy | first4 = R. | last5 = Besnard | first5 = A. | last6 = Castel | first6 = D. | last7 = Fina | first7 = F. | last8 = Barets | first8 = D. | last9 = Barret | first9 = E. | title = Co-occurrence of histone H3 K27M and BRAF V600E mutations in paediatric midline grade I ganglioglioma. | journal = Brain Pathol | volume = | issue = | pages = | month = Dec | year = 2016 | doi = 10.1111/bpa.12473 | PMID = 27984673 }}</ref> | ||