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Difference between revisions of "Neuropathology"
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===Architecture=== | ===Architecture=== | ||
*Rosette = circular/flower-like arrangement of cells<ref name=pmid16551982> | ====All things rosette==== | ||
* | *Rosette = circular/flower-like arrangement of cells<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> | ||
*Perivascular pseudorosette = circular/flower-like arrangement of cells with blood vessel 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> | |||
**Ependymoma. | |||
**Medulloblastoma, PNET. | |||
**Central neurocytoma. | |||
**Glioblastomas | |||
*Homer-Wright rosette = rosette with a 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> | |||
**Medulloblastoma. | |||
**PNET (can be thought of as a supratentorial medulloblastoma) . | |||
*Flexner-Wintersteiner rosette = rosette with empty centre (donut hole).<ref name=pmid16551982/> | |||
**Retinoblastomas. | |||
**Pineoblastomas. | |||
**Medulloepitheliomas. | |||
*True ependymal rosette = surrounds a space.<ref name=pmid16551982/> | |||
**Ependymoma. | |||
====Other==== | |||
*Rosenthal fibres = worm-like or corkscrew-like (brightly) eosinophilic bodies; 10-40 micrometers. | *Rosenthal fibres = worm-like or corkscrew-like (brightly) eosinophilic bodies; 10-40 micrometers. | ||
**Image: [http://en.wikipedia.org/wiki/File:Rosenthal_HE_40x.jpg Rosenthal fibres (WP)]. | **Image: [http://en.wikipedia.org/wiki/File:Rosenthal_HE_40x.jpg Rosenthal fibres (WP)]. | ||