Journal of Cardiovascular Computed Tomography
Volume 4, Issue 4 , Pages 284-285, July 2010

Giant left ventricular pseudoaneurysm

  • Sumi Prakash, MD

      Affiliations

    • Department of Internal Medicine, University Hospital and Clinics, One Hospital Drive, Columbia, MO 65212, USA
    • Corresponding Author InformationCorresponding author.
  • ,
  • Nadish Garg, MD

      Affiliations

    • Department of Internal Medicine, University Hospital and Clinics, One Hospital Drive, Columbia, MO 65212, USA
  • ,
  • Gong-Yuan Xie, MD, FACC

      Affiliations

    • Department of Internal Medicine, University Hospital and Clinics, One Hospital Drive, Columbia, MO 65212, USA
  • ,
  • Kevin C. Dellsperger, MD, PhD, FACC

      Affiliations

    • Department of Internal Medicine, University Hospital and Clinics, One Hospital Drive, Columbia, MO 65212, USA
    • Department of Medical Pharmacology and Physiology, University Hospital and Clinics, Columbia, MO, USA
    • Center for Health Care Quality, University of Missouri, Columbia, MO, USA

Received 4 January 2010; accepted 26 May 2010. published online 31 May 2010.

Abstract 

Left ventricular (LV) pseudoaneurysm (PS) is an uncommon, often fatal complication associated with myocardial infarction, cardiothoracic surgery, trauma, and, rarely, infective endocarditis. A 28-year-old man with prior history of bioprosthetic mitral valve replacement presented with congestive heart failure and bacteremia with Abiotrophia granulitica. Transesophageal echocardiogram showed bioprosthesis dysfunction, large vegetations, mitral regurgitation, and probable PS. Cardiac and chest CT confirmed a PS communicating with the left ventricle Patient had pulseless electrical activity and died. Autopsy showed a giant PS with layered thrombus and pseudo-endothelialized cavity. Our case highlights the importance of multimodality imaging as an important tool in management of PS.

Keywords: Bioprosthesis, Endocarditis, Prosthetic heart valve, Pseudoaneurysm

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 Conflict of interest: The authors report no conflicts of interest.

PII: S1934-5925(10)00348-5

doi:10.1016/j.jcct.2010.05.010

Journal of Cardiovascular Computed Tomography
Volume 4, Issue 4 , Pages 284-285, July 2010