Ultra-high-field magnetic resonance: Why and when?

Area of Science:

• Medical Physics
• Biomedical Engineering
• Radiology

Background:

• Magnetic Resonance Imaging (MRI) and Spectroscopy (MRS) have advanced significantly in medical applications.
• Ultra-high magnetic fields present unique physics and technological considerations.
• Current limitations in ultra-high field MRI/MRS need to be addressed for broader clinical adoption.

Purpose of the Study:

• To summarize the development of MRI and MRS in medicine.
• To highlight physics and technology aspects relevant to ultra-high magnetic fields (UHF).
• To suggest potential clinical applications of 7 Tesla (7T) MRI/MRS and encourage further research.

Main Methods:

• Review of the development and technological advancements in MRI and MRS.
• Analysis of physics and technology challenges at ultra-high magnetic fields.
• Evaluation of early promising studies for potential clinical translation at 7T.

Main Results:

• Developmental trajectory of MRI and MRS in medical contexts outlined.
• Key physics and technological aspects for UHF MRI/MRS identified.
• Promising initial findings suggest potential clinical utility for 7T MRI/MRS.

Conclusions:

• Ultra-high field magnetic resonance offers significant potential for medical diagnostics and research.
• Further investigation into the capabilities and limitations of 7T and higher field strengths is crucial.
• Active participation in basic and clinical research at 7T+ is essential to realize its medical benefits.