Cardiac tumors - benign

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: Lipoma [title] heart pathology

Cite this page: Pernick, N. Lipoma. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/hearttumorlipoma.html. Accessed October 23rd, 2018.
Definition / general
  • 8 - 12% of primary tumors of heart and pericardium
  • Usually on epicardium and asymptomatic
  • May create ball valve obstructions or produce arrhythmia
  • Called lipomatous hypertrophy if in atrial septum
Case reports
Gross description
  • May be poorly encapsulated but often circumscribed
  • Spherical or elliptical mass of homogeneous yellow fat
Gross images

Images hosted on PathOut server:
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Circumscribed tumor at base

Images hosted on other servers:
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5 cm lobulated mass

Additional references