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Diagnostic evaluation of left-sided prosthetic heart valve dysfunction

Jesse Habets1, Ricardo P Budde, Petr Symersky

  • 1Department of Radiology, University Medical Center, Utrecht, P. O. Box 85500, 3508 GA, The Netherlands. j.habets@ umcutrecht.nl

Nature Reviews. Cardiology
|May 19, 2011
PubMed

Insights

Diagnosing prosthetic heart valve (PHV) dysfunction can be challenging. Multidetector-row CT (MDCT) offers valuable complementary information beyond echocardiography and fluoroscopy for identifying the specific cause of PHV dysfunction.

Area of Science:

  • Cardiology
  • Radiology
  • Medical Imaging

Background:

  • Prosthetic heart valve (PHV) dysfunction is a rare but serious complication.
  • Accurate diagnosis of PHV dysfunction is critical for effective treatment planning.
  • Current imaging techniques like echocardiography and fluoroscopy have limitations in determining the specific cause of dysfunction.

Purpose of the Study:

  • To review the established imaging modalities for detecting left-sided mechanical and biological PHV dysfunction.
  • To highlight the complementary role of multidetector-row CT (MDCT) in diagnosing PHV dysfunction.
  • To discuss the utility of MDCT in surgical planning for reoperations.

Main Methods:

  • Review of established imaging techniques: echocardiography and fluoroscopy.
  • Evaluation of multidetector-row CT (MDCT) for diagnosing PHV dysfunction.
  • Assessment of cardiac magnetic resonance imaging (CMR) in biological PHV dysfunction.

Main Results:

  • Echocardiography and fluoroscopy are standard but sometimes insufficient for specific etiological diagnosis.
  • Multidetector-row CT (MDCT) provides valuable additional information for PHV dysfunction diagnosis.
  • Cardiac magnetic resonance imaging (CMR) has limited utility for biological PHV dysfunction.

Conclusions:

  • MDCT serves as a crucial complementary tool for diagnosing the specific cause of prosthetic heart valve dysfunction.
  • MDCT aids in surgical planning for reoperations involving prosthetic heart valves.
  • A comprehensive imaging approach, including MDCT, improves diagnostic accuracy and treatment selection for PHV dysfunction.

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