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Difference between revisions of "Pineal gland"
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→Pineocytoma: +images, sm. tweaks
m (→Pineocytoma) |
(→Pineocytoma: +images, sm. tweaks) |
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**#Neuropil centre is larger in pineocytoma. | **#Neuropil centre is larger in pineocytoma. | ||
**#Edge of neuropil meshwork irregular. | **#Edge of neuropil meshwork irregular. | ||
Notes: | |||
*Rosette = circular/flower-like arrangement of cells. | |||
Images: | |||
*[http://commons.wikimedia.org/wiki/File:Pineocytoma_-_intermed_mag.jpg Pineocytoma - intermed. mag. (WC)]. | |||
*[http://commons.wikimedia.org/wiki/File:Pineocytoma_-_very_high_mag.jpg Pineocytoma - very high mag. (WC)]. | |||
===IHC=== | ===IHC=== | ||
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*Chromogranin A -ve. | *Chromogranin A -ve. | ||
*NSE +ve (cytoplasmic + nuclear).<ref>URL: [http://path.upmc.edu/cases/case157/dx.html http://path.upmc.edu/cases/case157/dx.html]. Accessed on: 9 December 2010.</ref> | *NSE +ve (cytoplasmic + nuclear).<ref>URL: [http://path.upmc.edu/cases/case157/dx.html http://path.upmc.edu/cases/case157/dx.html]. Accessed on: 9 December 2010.</ref> | ||
*GFAP -ve. | *GFAP -ve. | ||
**+ve in gliomas. | |||
*PLAP -ve. | *PLAP -ve. | ||
**Usu. +ve in germ cell tumours. | |||
*Ki-67. | *Ki-67. | ||