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In Vivo Quantitative Assessment of Myocardial Structure, Function, Perfusion and Viability Using Cardiac Micro-computed Tomography
08:13

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Published on: February 16, 2016

Myocardial delayed contrast-enhanced MRI: relationships between various enhancing patterns and myocardial diseases

E Sueyoshi1, I Sakamoto, M Uetani

  • 1Department of Radiology, Nagasaki University School of Medicine, Nagasaki, Japan. eijunsueyoshi@aol.com

The British Journal of Radiology
|December 23, 2008
PubMed

Insights

Myocardial delayed contrast-enhanced MRI detects heart damage by identifying abnormal contrast agent concentrations in damaged heart tissue. Different patterns of delayed enhancement (DE) help diagnose various heart diseases.

Area of Science:

  • Cardiovascular Imaging
  • Radiology
  • Cardiac MRI

Background:

  • Abnormal myocardial tissue shows higher MR contrast agent concentrations.
  • This is due to increased extravascular space and altered contrast kinetics.
  • Myocardial delayed contrast-enhanced MRI leverages this for damage detection.

Purpose of the Study:

  • To highlight the mechanism of myocardial delayed enhancement (DE).
  • To explain the utility of DE patterns in diagnosing myocardial diseases.
  • To emphasize the role of DE in differential diagnosis and patient management.

Main Methods:

  • Utilizing the principle of increased contrast agent concentration in abnormal myocardium.
  • Analyzing contrast wash-in and wash-out characteristics.
  • Observing delayed enhancement (DE) patterns on cardiac MRI.

Main Results:

  • Delayed enhancement (DE) is observed in abnormal myocardial tissue.
  • DE can represent fibrosis, protein infiltration, or myocardial disarray.
  • Distinct DE patterns are associated with specific myocardial diseases.

Conclusions:

  • Myocardial delayed contrast-enhanced MRI is effective for detecting myocardial damage.
  • Characteristic DE patterns aid in differentiating various myocardial diseases.
  • Understanding DE patterns is crucial for accurate diagnosis and treatment planning.

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