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**Rosette with a small (~100 micrometers - diameter) 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> | **Rosette with a small (~100 micrometers - diameter) 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> | ||
*Neuropil-like stroma = paucicellular stroma with a cotton candy-like appearance; see comparison below. | *Neuropil-like stroma = paucicellular stroma with a cotton candy-like appearance; see comparison below. | ||
**>50% neuropil-like stroma -- otherwise it's a [[ganglioneurona]] or ganglioblastoma. | |||
Notes: | Notes: | ||
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====Classification/grading==== | |||
Commonly grouped by the ''Shimada classification'', which depends on the presence a number of things including: | |||
*Mitoses/karyorrhectic cells. | |||
*Molecular abnormalities. | |||
=See also= | =See also= |
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