Subependymal giant cell astrocytoma

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Subependymal giant cell astrocytoma, abbreviated SEGA, is a low-grade astrocytoma associated with tuberous sclerosis complex.

General

Gross/radiology

  • Well-demarcated.
  • Often projecting into a ventricle.

Microscopic

Features:[2][3]

Images

www:

IHC

Features:[3]

  • GFAP +ve. (???)
  • Vimentin +ve. (???)
  • S100 +ve. (???)

See also

References

  1. 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. 2.0 2.1 URL: http://path.upmc.edu/cases/case179.html. Accessed on: 29 July 2011.
  3. 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. 4.0 4.1 URL: http://path.upmc.edu/cases/case179/micro.html. Accessed on: 8 January 2012.