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Related Experiment Videos

Magnetic resonance angiography.

A S Gomes1

  • 1University of California, Los Angeles.

Current Opinion in Radiology
|August 1, 1992
PubMed
Summary
This summary is machine-generated.

Magnetic Resonance (MR) angiography uses various techniques like 2D and 3D time-of-flight, and phase-contrast for vascular imaging. Selecting the right MR angiography method depends on blood flow characteristics for optimal results.

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Area of Science:

  • Medical Imaging
  • Cardiovascular Technology
  • Radiology

Background:

  • Recent literature highlights advancements in Magnetic Resonance (MR) angiography for vascular system imaging.
  • MR angiography has evolved with sophisticated techniques to visualize blood vessels.

Purpose of the Study:

  • To review current MR angiography techniques and their application in imaging the vascular system.
  • To discuss the selection criteria for MR angiography based on vascular characteristics and disease states.

Main Methods:

  • Utilized two-dimensional time-of-flight, two-dimensional phase-contrast, and three-dimensional time-of-flight MR angiography techniques.
  • Emphasized the importance of understanding velocity and flow patterns for technique selection.

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Main Results:

  • A variety of MR angiography techniques are necessary for comprehensive vascular imaging.
  • The choice of MR angiography technique is dictated by the specific vascular bed's flow and velocity characteristics.
  • Signal loss in high motion areas remains a challenge, but progress is being made.

Conclusions:

  • MR angiography is a crucial technique for vascular system assessment, with ongoing developments.
  • The combination of imaging and functional capabilities enhances its diagnostic potential.
  • Future efforts focus on overcoming motion-related signal loss and measuring blood flow velocity.