Contrast-enhanced magnetic resonance angiography: technical considerations for optimized clinical implementation

Area of Science:

• Radiology and Medical Imaging
• Cardiovascular Imaging
• Magnetic Resonance Imaging

Background:

• Contrast-enhanced magnetic resonance angiography (CE MR angiography) has seen significant technological progress.
• Improvements in MR imaging speed, pulse sequence design, and dedicated equipment enhance CE MR angiography performance.
• These advancements broaden the clinical applications of CE MR angiography.

Purpose of the Study:

• To review current advancements in CE MR angiography.
• To discuss various technical aspects including timing, pulse sequences, and contrast administration.
• To explore multiphase and multistation bolus chase techniques in CE MR angiography.

Main Methods:

• Review of recent literature and technological developments in CE MR angiography.
• Discussion of imaging parameters, contrast agent administration protocols, and data acquisition strategies.
• Analysis of advanced techniques such as multiphase and multistation bolus chase imaging.

Main Results:

• Enhanced MR imaging speed and novel pulse sequences improve CE MR angiography quality.
• Optimized contrast administration and timing are crucial for diagnostic accuracy.
• Multiphase and multistation techniques allow for comprehensive vascular assessment.

Conclusions:

• CE MR angiography is a versatile tool with expanding clinical utility due to technological progress.
• Careful consideration of imaging parameters, contrast delivery, and acquisition strategies is essential for optimal results.
• Advanced techniques like bolus chase imaging provide valuable diagnostic information.