Difference between revisions of "Astrocytoma"

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28 bytes removed ,  11:26, 13 April 2022
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* Astrocytoma, IDH mutant are less common than glioblastoma.
* Astrocytoma, IDH mutant are less common than glioblastoma.
* Grade 2-4 depends on histological and molecular criteria:
* Grade 2-4 depends on histological and molecular criteria:
{{Main|Astrocytoma, IDH mutant}}


=== Astrocytoma, IDH mutant grade 2===
=== Astrocytoma, IDH mutant grade 2===
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* Typically seen in adults.
* Typically seen in adults.
* Usually shows progression to astrocytoma IDH mutant, grade 4.
* Usually shows progression to astrocytoma IDH mutant, grade 4.
{{Main|Diffuse astrocytoma}}


===Astrocytoma, IDH mutant grade 3===
===Astrocytoma, IDH mutant grade 3===
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* Increased cellularity, cell atypia and mitotic activity.
* Increased cellularity, cell atypia and mitotic activity.
* Lacks endothelial proliferations and necrosis of glioblastoma.
* Lacks endothelial proliferations and necrosis of glioblastoma.
{{Main|Anaplastic astrocytoma}}


===Astrocytoma, IDH mutant grade 4===
===Astrocytoma, IDH mutant grade 4===
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