Technological Advancements in Magnetic Resonance Neurography

Area of Science:

• Medical Imaging
• Neurology
• Radiology

Background:

• Peripheral neuropathies require accurate diagnostic tools.
• Magnetic resonance neurography (MRN) is increasingly utilized for diagnosis and management.
• Technological advancements are crucial for improving MRN's clinical utility.

Purpose of the Study:

• To review technological advances in MRN.
• To summarize developments in MR pulse sequences and surface coils.
• To highlight how these advances facilitate MRN in clinical practice.

Main Methods:

• Review of recent research in MRN.
• Focus on clinical applications and technological developments.
• Inclusion of three-dimensional, parallel imaging, and vascular suppression techniques.

Main Results:

• MRN advancements enable higher spatial resolution and depiction of small nerve branches.
• Techniques facilitate visualization of brachial and lumbosacral plexi and distal extremity nerves.
• Quantitative diffusion tensor imaging (DTI) shows potential for detecting nerve microstructural abnormalities and grading nerve injury.

Conclusions:

• MRN is evolving due to technological improvements and increased medical awareness.
• Further developments in surface coils and vascular suppression are needed.
• MRN plays a vital role in diagnosing and managing peripheral neuropathies.