Difference between revisions of "Neuropathology tumours"

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Neuropathology tumours (view source)

Revision as of 02:52, 17 February 2014

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→‎Subependymoma: split out
(→‎Subependymoma: split out)
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==Subependymoma==
==Subependymoma==
===General===
{{Main|Subependymoma}}
*Good prognosis - WHO Grade I.
 
===Gross/radiology===
*Classic location: fourth ventricle.<ref>{{Cite journal  | last1 = Hoeffel | first1 = C. | last2 = Boukobza | first2 = M. | last3 = Polivka | first3 = M. | last4 = Lot | first4 = G. | last5 = Guichard | first5 = JP. | last6 = Lafitte | first6 = F. | last7 = Reizine | first7 = D. | last8 = Merland | first8 = JJ. | title = MR manifestations of subependymomas. | journal = AJNR Am J Neuroradiol | volume = 16 | issue = 10 | pages = 2121-9 | month =  | year =  | doi =  | PMID = 8585504 |url=http://www.ajnr.org/cgi/reprint/16/10/2121}}</ref>
*Well demarcated margin.
*Usu. completely within the ventricle; does not extend into brain (like [[ependymoma]]s).
 
===Microscopic===
Features:<ref name=ouhsc>URL: [http://moon.ouhsc.edu/kfung/jty1/Com05/Com501-2-Diss.htm http://moon.ouhsc.edu/kfung/jty1/Com05/Com501-2-Diss.htm]. Accessed on: 2 June 2011.</ref>
*Microcysts with bluish material - give a spongy appearance at low magnification.
*Nuclei cluster.
**Described as "bundles of flowers".
 
Negatives.
*No nuclear pleomorphism, no prominent nucleoli, no mitoses.
 
====Images====
www:
*[http://moon.ouhsc.edu/kfung/jty1/Com05/Com05Image/Com501-2-04.gif Subependymoma (ouhsc.edu)].<ref name=ouhsc>URL: [http://moon.ouhsc.edu/kfung/jty1/Com05/Com501-2-Diss.htm http://moon.ouhsc.edu/kfung/jty1/Com05/Com501-2-Diss.htm]. Accessed on: 2 June 2011.</ref>
<gallery>
Image:Subependymoma_-_intermed_mag.jpg | Subependyoma - intermed. mag. (WC)
Image:Subependymoma_-_high_mag.jpg | Subependymoma - high mag. (WC)
</gallery>


==Choroid plexus papilloma==
==Choroid plexus papilloma==
Michael
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