Other benign / low grade tumors

Author: Hanni Gulwani, M.D. (see Authors page)

Revised: 18 June 2018, last major update December 2012

Copyright: (c) 2003-2018,, Inc.

PubMed Search: Ependymoma mediastinum

Cite this page: Gulwani, H. Ependymoma. website. Accessed July 21st, 2018.
Definition / general
  • CNS tumor, very rarely occurs as mediastinal primary
  • Most patients are female
Clinical features
  • Usually do not invade surrounding tissues but lymph node metastases have been reported
  • May derive from paravertebral ependymal rests due to location, sympathetic ganglia, lack of teratomatous elements (Ann Diagn Pathol 1998;2:293)
Case reports
Gross description
  • Tumor shows both cystic and solid elements
Microscopic (histologic) images

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Various images