-
Pilocytic astrocytoma (and its
variant pilomyxoid astrocytoma) is a
brain tumor that
occurs most
commonly in
children and
young adults (in the
first 20...
- with:
Narrow zones of
infiltration (mostly
noninvasive tumors; e.g.,
pilocytic astrocytoma,
subependymal giant cell astrocytoma,
pleomorphic xanthoastrocytoma)...
- Oligodendroglioma,
Optic nerve sheath meningioma,
Pediatric ependymoma,
Pilocytic astrocytoma, Pinealoblastoma, Pineocytoma,
Pleomorphic anaplastic neuroblastoma...
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Micrograph of a
pilocytic astrocytoma,
showing characteristic bipolar cells with long
pilocytic (hair-like) processes.
Smear preparation. H&E stain...
-
Pilocytic astrocytoma.
Nuclear hyperchromasia and
pleomorphism are common. Note the
typical cellular elongation, and, at the
center of the illustration...
- and some
metabolic disorders. Its
presence is ****ociated with
either pilocytic astrocytoma (more common) or Alexander's
disease (a rare leukodystrophy)...
-
system manifestations of
neurofibromatosis 1.
Optic gliomas are
usually pilocytic tumors, and can
involve the
optic nerve or
optic chiasm.
Optic gliomas...
-
Paraganglioma Pineal astrocytoma Pineocytoma Pineoblastoma Pituitary adenoma Pilocytic astrocytoma Primary central nervous system lymphoma Primitive neuroectodermal...
- Oligoastrocytoma,
Choroid plexus papilloma, Ependymoma,
Astrocytoma (
Pilocytic astrocytoma,
Glioblastoma multiforme),
Dysembryoplastic neuroepithelial...
-
often confused due to
their monotonous round cell
appearance include pilocytic astrocytoma,
central neurocytoma, the so-called
dysembryoplastic neuroepithelial...
