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Cardiovascular magnetic resonance imaging for detection of myocardial viability in chronic ischemic left ventricular

Sigita Glaveckaite1, Nomeda Valeviciene, Aleksandras Laucevicius

  • 1Clinic of Heart and Vascular Medicine, Vilnius University, Santariskiu 2, Vilnius 08661, Lithuania. sigita.glaveckaite@santa.lt

Medicina (Kaunas, Lithuania)
|September 24, 2009
PubMed

Insights

Cardiovascular magnetic resonance (CMR) offers advanced noninvasive imaging for assessing myocardial viability in chronic ischemic left ventricular dysfunction. Combining CMR techniques improves accuracy in detecting viable heart muscle, aiding treatment decisions.

Area of Science:

  • Cardiology
  • Medical Imaging
  • Cardiovascular Disease

Background:

  • Chronic ischemic left ventricular dysfunction impacts heart function and survival.
  • Myocardial revascularization can improve outcomes in these patients.
  • Accurate assessment of myocardial viability is crucial for treatment planning.

Purpose of the Study:

  • To review the concept of myocardial viability.
  • To discuss the clinical value of cardiovascular magnetic resonance (CMR) for assessing myocardial viability.
  • To compare CMR with other noninvasive imaging techniques for evaluating viable myocardium in coronary artery disease.

Main Methods:

  • Review of current literature on myocardial viability assessment.
  • Focus on cardiovascular magnetic resonance (CMR) techniques, including their combinations.
  • Comparison of CMR's diagnostic performance against nuclear imaging, stress echocardiography, and electrocardiography.

Main Results:

  • Cardiovascular magnetic resonance provides high-resolution, radiation-free cardiac imaging.
  • No single CMR technique is perfect; combinations enhance sensitivity and specificity for viability assessment.
  • CMR is emerging as a valuable tool for evaluating myocardial viability in chronic left ventricular dysfunction.

Conclusions:

  • Cardiovascular magnetic resonance, particularly using combined techniques, is highly valuable for assessing myocardial viability.
  • CMR aids in evaluating patients with coronary artery disease and chronic left ventricular dysfunction.
  • This review clarifies the role of CMR among existing methods for detecting viable myocardium.

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