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Heart
Cardiac tumors - malignant
Undifferentiated sarcoma
Copyright: 2007-2019, PathologyOutlines.com, Inc.
PubMed Search: Undifferentiated sarcoma heart
Cardiac tumors - malignant
Undifferentiated sarcoma
Author: Nat Pernick, M.D.
Topic Completed: 1 December 2013
Revised: 27 September 2019
Copyright: 2007-2019, PathologyOutlines.com, Inc.
PubMed Search: Undifferentiated sarcoma heart
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Table of Contents
Definition / general | Case reports | Gross images | Microscopic (histologic) images | Electron microscopy imagesCite this page: Pernick N. Undifferentiated sarcoma. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/hearttumorundifferentiatedsarcoma.html. Accessed December 8th, 2019.
Definition / general
- See also malignant fibrous histiocytoma (some authors consider them the same entity)
- Rare but common subtype of sarcoma in heart (Histopathology 1999;34:295)
Case reports
- 3 year old boy with mitral valve tumor (J Cardiovasc Surg (Torino) 2003;44:621)
- 13 year old girl with widespread disease (Clin Med Res 2003;1:233)
- 33 year old woman with clinical atrial myxoma (Yonsei Med J 2003;44:530)
- 37 year old woman with left atrial mass (Yonsei Med J 2007;48:131)
Gross images
One year old girl with congestive heart failure
Involving left atrial appendage and mitral valve
pedunculated mass
attached to infundibulum
(base of pulmonary artery)
Images hosted on other servers:
28 year old woman with left atrial mass
Microscopic (histologic) images
Undifferentiated pleomorphic and giant cells
Epithelioid features
Small round cells in myxoid background
Small round cell tumor of right atrium
Electron microscopy images
Bipolar cells with tapering cell processes
reticulum and well-formed
intercellular junctions
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