Difference between revisions of "Eye"
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Features: | Features: | ||
*[[Small round cell tumour]]. | *[[Small round cell tumour]]. | ||
*Flexner-Wintersteiner rosette. | *Flexner-Wintersteiner [[rosette]]. | ||
**Rosette with empty centre (donut hole).<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 empty centre (donut hole).<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> | ||
Revision as of 05:10, 29 November 2010
The eye is rarely seen by pathologists.
Histology
- The muscles that move the eye have a high nerve:muscle ratio = ~1:4.[1]
- Other muscles in the body ~1:250.
Retinoblastoma
General
- Rare.
- Malignant.
- May be familial.[2]
Microscopic
Features:
- Small round cell tumour.
- Flexner-Wintersteiner rosette.
- Rosette with empty centre (donut hole).[3]
Image:
Notes:
- DDx of Flexner-Wintersteiner rosette includes: pineoblastomas, medulloepitheliomas.