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15 Cards in this Set
- Front
- Back
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Where is a pilocytic astrocytoma found?
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In kids, posterior fossa
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What is the prognosis of pilocytic astrocytoma?
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Benign, good prognosis
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What is the histology of Pilocytic astrocytoma?
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Rosenthal fibers - eosinophilic, corkscrew fibers
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What is the prognosis of Medulloblastoma?
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Highly malignant cerebellar tumor
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What can a medulloblastoma compress?
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4th Ventricle
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What is the histology of medulloblastoma?
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Homer-wright rosettes
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Where is an ependymoma found?
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4th Ventricle
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What is the prognosis of ependymoma?
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Poor
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What is the histology of ependymoma?
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Characteristic perivascular pseudorosettes
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What is Hemangioblastoma associated with?
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von Hippel-Lindau syndrome
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What can hemangioglastoma produce?
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EPO --> can lead to secondary polycythemia
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What is the histology of hemangioblastoma?
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Foamy cells and high vascularity
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What is the prognosis of Craniopharyngioma?
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Benign
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What is a craniopharyngioma derived from?
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Rathke's pouch
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What is common with craniopharyngioma?
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Calcification
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