Difference between revisions of "Neurocytoma"
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'''Neurocytoma''' is a rare [[neuropathology tumour]]. | |||
==General== | |||
*Rare. | |||
==Microscopic== | |||
Features:<ref>URL: [http://moon.ouhsc.edu/kfung/jty1/Composites/FNA0IE14-Neurocytoma-Micro.htm http://moon.ouhsc.edu/kfung/jty1/Composites/FNA0IE14-Neurocytoma-Micro.htm]. Accessed on: 12 October 2011.</ref> | |||
*[[Pineocytoma|Pineocytomatous]]/neurocytic rosette = irregular rosette with a large meshwork of fibers (neuropil) at the centre.<ref name=pmid16551982>{{cite journal |author=Wippold FJ, Perry A |title=Neuropathology for the neuroradiologist: rosettes and pseudorosettes |journal=AJNR Am J Neuroradiol |volume=27 |issue=3 |pages=488–92 |year=2006 |month=March |pmid=16551982 |doi= |url=}}</ref> | |||
**Similar to Homer-Wright rosette. | |||
*Perinuclear clearing. | |||
*Well-defined cell borders. | |||
DDx: | |||
*[[Oligodendroglioma]] - do not have the characteristic rosettes. | |||
*[[Ganglioglioma]]. | |||
*[[Ependymoma]]. | |||
===Images==== | |||
www: | |||
*[http://moon.ouhsc.edu/kfung/jty1/Composites/FNA0IE14-Neurocytoma-Micro.htm Neurocytoma (ouhsc.edu)]. | |||
*[http://path.upmc.edu/cases/case383.html Neurocytoma - several images (upmc.edu)]. | |||
*[http://path.upmc.edu/cases/case561.html Neurocytoma - cerebellar - several images (upmc.edu)]. | |||
==IHC== | |||
*Synaptophysin +ve. | |||
**Most glial tumour -ve.<ref>URL: [http://path.upmc.edu/cases/case383/dx.html http://path.upmc.edu/cases/case383/dx.html]. Accessed on: 15 January 2012.</ref> | |||
==See also== | |||
*[[Central neurocytoma]]. | |||
*[[Neuropathology tumours]]. | |||
==References== | |||
{{Reflist|1}} | |||
[[Category:Diagnosis]] | [[Category:Diagnosis]] | ||
[[Category:Neuropathology tumours]] | |||
Revision as of 06:49, 10 December 2014
Neurocytoma is a rare neuropathology tumour.
General
- Rare.
Microscopic
Features:[1]
- Pineocytomatous/neurocytic rosette = irregular rosette with a large meshwork of fibers (neuropil) at the centre.[2]
- Similar to Homer-Wright rosette.
- Perinuclear clearing.
- Well-defined cell borders.
DDx:
- Oligodendroglioma - do not have the characteristic rosettes.
- Ganglioglioma.
- Ependymoma.
Images=
www:
- Neurocytoma (ouhsc.edu).
- Neurocytoma - several images (upmc.edu).
- Neurocytoma - cerebellar - several images (upmc.edu).
IHC
- Synaptophysin +ve.
- Most glial tumour -ve.[3]
See also
References
- ↑ URL: http://moon.ouhsc.edu/kfung/jty1/Composites/FNA0IE14-Neurocytoma-Micro.htm. Accessed on: 12 October 2011.
- ↑ Wippold FJ, Perry A (March 2006). "Neuropathology for the neuroradiologist: rosettes and pseudorosettes". AJNR Am J Neuroradiol 27 (3): 488–92. PMID 16551982.
- ↑ URL: http://path.upmc.edu/cases/case383/dx.html. Accessed on: 15 January 2012.