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Difference between revisions of "Neuropathology tumours"
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→Ependymoma: +images, subdivide
m (→Chordoma: dchh ref) |
(→Ependymoma: +images, subdivide) |
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===Microscopy=== | ===Microscopy=== | ||
Features | ====Classic ependymoma==== | ||
Features: | |||
*Cells have a "tadpole-like" morphology. | *Cells have a "tadpole-like" morphology. | ||
**May also be described as ''ice cream cone-shaped''.<ref>[http://www.pathology.vcu.edu/WirSelfInst/tumor-2.html http://www.pathology.vcu.edu/WirSelfInst/tumor-2.html]</ref> | **May also be described as ''ice cream cone-shaped''.<ref>[http://www.pathology.vcu.edu/WirSelfInst/tumor-2.html http://www.pathology.vcu.edu/WirSelfInst/tumor-2.html]</ref> | ||
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*Nuclear feature monotonous, i.e. "boring".<ref>MUN. 6 Oct 2009.</ref> | *Nuclear feature monotonous, i.e. "boring".<ref>MUN. 6 Oct 2009.</ref> | ||
Images: | |||
*[http://commons.wikimedia.org/wiki/File:Ependymoma_low_intermed_mag.jpg Ependymoma - intermed. mag. (WC)]. | |||
*[http://commons.wikimedia.org/wiki/File:Ependymoma_low_intermed_mag.jpg Ependymoma - low mag. (WC)]. | |||
DDx (classic ependymoma): | |||
*Subependymoma. | |||
====Myxopapillary ependymoma==== | |||
Features: | |||
*Perivascular pseudorosettes: | *Perivascular pseudorosettes: | ||
**Myxoid material surround blood vessels. | **Myxoid material surround blood vessels. | ||
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*[http://careers.bmj.com/article-images/cf0708.f2_default.gif Myxopapillary ependymoma (bmj.com)] - part of [http://careers.bmj.com/careers/advice/view-article.html?id=351 careers.bmj.com article on paediatric pathology]. | *[http://careers.bmj.com/article-images/cf0708.f2_default.gif Myxopapillary ependymoma (bmj.com)] - part of [http://careers.bmj.com/careers/advice/view-article.html?id=351 careers.bmj.com article on paediatric pathology]. | ||
*[http://commons.wikimedia.org/wiki/File:Myxopapillary_ependymoma.jpg Myxopapillary ependymoma - cytology (WC)]. | *[http://commons.wikimedia.org/wiki/File:Myxopapillary_ependymoma.jpg Myxopapillary ependymoma - cytology (WC)]. | ||
==Choroid plexus papilloma== | ==Choroid plexus papilloma== | ||