Cardiac tumors - malignant

Topic Completed: 1 November 2013

Revised: 27 September 2019

Copyright: 2007-2019, PathologyOutlines.com, Inc.

PubMed Search: Hemangiopericytoma [title] heart

Related Topics: Soft tissue hemangiopericytoma

Nat Pernick, M.D.
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Cite this page: Pernick N. Hemangiopericytoma. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/hearttumorhemangiopericytoma.html. Accessed December 8th, 2019.
Definition / general
  • Rare in heart
  • May be benign or malignant
Case reports
Microscopic (histologic) description
  • Highly vascular tumor of tightly packed cells with minimal cytoplasm and round / oval nuclei which surround endothelial lined vascular channels with staghorn shape
Positive stains
Negative stains
Electron microscopy description
  • Pericytes with elongated cytoplasmic processes, pinocytotic vesicles, poorly developed desmosomes, few organelles but well developed basal lamina
Differential diagnosis
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