CNS tumor
Astrocytic tumors
Diffuse astrocytoma - gemistocytic

Author: Eman Abdelzaher, M.D., Ph.D. (see Authors page)

Revised: 25 August 2017, last major update February 2012

Copyright: (c) 2002-2017,, Inc.

PubMed Search: Diffuse astrocytoma (gemistocytic [title])

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Cite this page: Abdelzaher, E. Diffuse astrocytoma - gemistocytic. website. Accessed November 15th, 2019.
Definition / general
  • Variant in which gemistocytes constitute > 20% of tumor cells
Case reports
Gross images

Images hosted on other servers:

Frontal lobe tumor

Microscopic (histologic) description
  • Infiltrative tumor with gemistocytes, characterized by ample eosinophilic glassy cytoplasm and eccentric nuclei with frequent prominent nucleoli
  • Background is coarse fibrillary; perivascular lymphocyte cuffing is common
Microscopic (histologic) images

Images hosted on other servers:

Astrocytes with abundant eosinophilic cytoplasm



Positive stains
Differential diagnosis
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