Cardiac tumors - malignant

Author: Nat Pernick, M.D. (see Authors page)

Revised: 20 March 2018, last major update November 2013

Copyright: (c) 2007-2018, PathologyOutlines.com, Inc.

PubMed Search: Hemangiopericytoma [title] heart

Related Topics: Soft tissue hemangiopericytoma

Cite this page: Pernick, N. Hemangiopericytoma. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/hearttumorhemangiopericytoma.html. Accessed August 16th, 2018.
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