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Coronary angiography using fast selective inversion recovery.

S J Wang1, B S Hu, A Macovski

  • 1Magnetic Resonance Systems Research Laboratory, Stanford University, California 94305.

Magnetic Resonance in Medicine
|April 1, 1991
PubMed
Summary
This summary is machine-generated.

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This study presents a rapid coronary angiography technique for visualizing the left coronary artery. The method uses selective inversion recovery for fast, breathhold imaging of coronary blood flow.

Area of Science:

  • Cardiovascular imaging
  • Magnetic Resonance Imaging (MRI)

Background:

  • Coronary angiography is crucial for diagnosing heart conditions.
  • Existing methods can be invasive or time-consuming.

Purpose of the Study:

  • To develop a fast and non-invasive coronary angiography technique.
  • To visualize the proximal left coronary artery in normal volunteers.

Main Methods:

  • Utilized a fast version of selective inversion recovery MRI.
  • Blood tagging in the aortic root at end systole with a 2D inversion pulse.
  • Imaging of a 2-3 cm thick slab of coronary vessels after 300-600 ms wash-in time.

Main Results:

  • Successfully obtained coronary angiograms of the proximal left coronary artery.

Related Experiment Videos

  • Imaging was completed within a single breathhold (24 heartbeats).

    • Conclusions:

    • The developed technique allows for rapid, non-invasive visualization of coronary arteries.
    • This method holds potential for improved cardiac diagnostics.