Reviewer: Eman Abdelzaher, M.D., Ph.D. (see Reviewers page)
Revised: 17 April 2013, last major update February 2012
Copyright: (c) 2005-2013, PathologyOutlines.com, Inc.
- Tumors that commonly are cystic: astroblastoma, craniopharyngioma, desmoplastic infantile ganglioglioma, extraventricular neurocytic tumors, ganglioglioma, hemangioblastoma, pilocytic astrocytoma, pleomorphic xanthoastrocytoma, supratentorial ependymoma, teratoma; occasionally meningioma and schwannoma
- High grade gliomas and metastatic carcinoma with central necrosis may appear cystic
- Save portion for EM
- Fix tissue and then cut sections of cyst wall
- Submit as many sections as possible to rule out neoplasm
- No solid nodule of tissue
- Cyst may be surrounded by fibrillary or piloid gliosis
- Abscess: granulation tissue and fibrosis, inflammation
- Tumors with cystic areas: refer to specific tumor types for DD
End of CNS tumor > CNS cysts > Cysts-general
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