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Echo Planar Imaging (EPI)
Invented by Sir Peter Mansfield, 1977
Nottingham, UK
Many gradient echoes after single excitation
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High SNR/time
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Low SAR
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Ideal for quantitative MRI
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“snapshot MRI”
Many applications:
Perfusion MRI (ASL)
fMRI (BOLD)
Diffusion MRI
Real-time imaging
..