Cardiac magnetic resonance imaging in Fabry disease

Hatty Hoi Ting Chau1, Wai Yuk Fung1, Johnny Ka Fai Ma1

  • 1Department of Radiology, Princess Margaret Hospital, Kowloon, Hong Kong.

Insights

Fabry disease (FD) is a rare genetic disorder affecting the heart. Cardiac MRI is crucial for diagnosing FD cardiomyopathy, enabling early detection and guiding enzyme replacement therapy.

Area of Science:

  • Cardiology
  • Genetics
  • Medical Imaging

Background:

  • Fabry disease (FD) is a rare X-linked lysosomal storage disorder.
  • Cardiac involvement is common in FD, often presenting as left ventricular hypertrophy.
  • Differentiating FD cardiomyopathy from other hypertrophic conditions can be difficult, particularly without extracardiac signs.

Purpose of the Study:

  • To review the characteristic cardiac MRI features of Fabry disease cardiomyopathy.
  • To improve awareness of FD among clinicians managing unexplained cardiomyopathies.
  • To emphasize the role of cardiac MRI in early detection and monitoring of FD.

Main Methods:

  • Review of existing literature and imaging studies on Fabry disease cardiomyopathy.
  • Focus on characteristic findings in cardiac magnetic resonance imaging (MRI).
  • Analysis of how MRI aids in quantitative and qualitative assessment of cardiac involvement.

Main Results:

  • Cardiac MRI is essential for assessing FD cardiomyopathy.
  • MRI can detect subclinical cardiac phenotypes and monitor disease progression.
  • Characteristic imaging features help distinguish FD cardiomyopathy.

Conclusions:

  • Cardiac MRI is vital for diagnosing and managing Fabry disease cardiomyopathy.
  • Early detection through MRI facilitates timely enzyme replacement therapy.
  • Increased awareness of FD's cardiac manifestations is needed for improved patient outcomes.

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