Difference between revisions of "Subependymal giant cell astrocytoma"
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*Abundant [[mast cell]]s.<ref name=upmc179>URL: [http://path.upmc.edu/cases/case179/micro.html http://path.upmc.edu/cases/case179/micro.html]. Accessed on: 8 January 2012.</ref> | *Abundant [[mast cell]]s.<ref name=upmc179>URL: [http://path.upmc.edu/cases/case179/micro.html http://path.upmc.edu/cases/case179/micro.html]. Accessed on: 8 January 2012.</ref> | ||
Images: | ===Images=== | ||
<gallery> | |||
Image:SEGA HE.jpg | SEGA. (WC/Sbrandner) | |||
</gallery> | |||
*[http://path.upmc.edu/cases/case179/micro.html SEGA (upmc.edu)].<ref name=upmc_case179>URL: [http://path.upmc.edu/cases/case179.html http://path.upmc.edu/cases/case179.html]. Accessed on: 29 July 2011.</ref> | *[http://path.upmc.edu/cases/case179/micro.html SEGA (upmc.edu)].<ref name=upmc_case179>URL: [http://path.upmc.edu/cases/case179.html http://path.upmc.edu/cases/case179.html]. Accessed on: 29 July 2011.</ref> | ||
*[http://path.upmc.edu/cases/case500.html SEGA - another case (upmc.edu)]. | *[http://path.upmc.edu/cases/case500.html SEGA - another case (upmc.edu)]. | ||
Revision as of 05:51, 10 December 2014
Subependymal giant cell astrocytoma, abbreviated SEGA, is a low-grade astrocytoma associated with tuberous sclerosis complex.
General
- Associated with tuberous sclerosis complex (TSC).[1]
- WHO Grade I.
Gross/radiology
- Well-demarcated.
Microscopic
- Giant cells with nuclear atypia ("bizarre cells").
- Vesicular nuclei.
- Nuclear pseudoinclusions.[4]
- Glassy eosinophilic cytoplasm.
- Abundant mast cells.[4]
Images
SEGA. (WC/Sbrandner)
IHC
Features:[3]
- GFAP +ve. (???)
- Vimentin +ve. (???)
- S100 +ve. (???)
See also
References
- ↑ Grajkowska, W.; Kotulska, K.; Jurkiewicz, E.; Roszkowski, M.; Daszkiewicz, P.; Jóźwiak, S.; Matyja, E. (2011). "Subependymal giant cell astrocytomas with atypical histological features mimicking malignant gliomas.". Folia Neuropathol 49 (1): 39-46. PMID 21455842.
- ↑ 2.0 2.1 URL: http://path.upmc.edu/cases/case179.html. Accessed on: 29 July 2011.
- ↑ 3.0 3.1 Taraszewska, A.; Kroh, H.; Majchrowski, A. (1997). "Subependymal giant cell astrocytoma: clinical, histologic and immunohistochemical characteristic of 3 cases.". Folia Neuropathol 35 (3): 181-6. PMID 9595853.
- ↑ 4.0 4.1 URL: http://path.upmc.edu/cases/case179/micro.html. Accessed on: 8 January 2012.