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Mediastinum

Other benign / low grade tumors

Meningioma

Reviewer: Hanni Gulwani, M.D. (see Reviewers page)
Revised: 2 March 2013, last major update December 2012
Copyright: (c) 2003-2013, PathologyOutlines.com, Inc.

General
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● CNS tumor, very rarely occurs as mediastinal primary
● May originate in stellate ganglion

Case reports
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● 41 year old man with primary mediastinal malignant meningioma (Eur J Cardiothorac Surg 2009;36:217)
● 64 year old man (World J Surg Oncol 2012;10:17)
● Angioblastic meningioma of posterior mediastinum causing spontaneous hemothorax (Ann Thorac Surg 2006;81:1903)

Gross images
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Solid, yellow-white

Micro images
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Various images

Uniform spindle cell proliferation separated by collagen bundles

End of Mediastinum > Other benign / low grade tumors > Meningioma

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