Image formation in diffusion MRI: A review of recent technical developments.

Wu W., Miller KL.

Diffusion magnetic resonance imaging (MRI) is a standard imaging tool in clinical neurology, and is becoming increasingly important for neuroscience studies due to its ability to depict complex neuroanatomy (eg, white matter connectivity). Single-shot echo-planar imaging is currently the predominant formation method for diffusion MRI, but suffers from blurring, distortion, and low spatial resolution. A number of methods have been proposed to address these limitations and improve diffusion MRI acquisition. Here, the recent technical developments for image formation in diffusion MRI are reviewed. We discuss three areas of advance in diffusion MRI: improving image fidelity, accelerating acquisition, and increasing the signal-to-noise ratio. LEVEL OF EVIDENCE: 5 Technical Efficacy: Stage 1 J. MAGN. RESON. IMAGING 2017;46:646-662.

DOI

10.1002/jmri.25664

Type

Journal article

Journal

J Magn Reson Imaging

Publication Date

09/2017

Volume

46

Pages

646 - 662

Keywords

accelerated imaging, diffusion MRI, high-resolution imaging, image artifacts, navigation, pulse sequence, Diffusion Magnetic Resonance Imaging, Humans, Image Enhancement, Image Processing, Computer-Assisted, Signal-To-Noise Ratio

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