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Abstract #3798

Comparison of a multiple free-breathing prescans (MFP) method of coil sensitivity calibration against TGRAPPA during free-breathing myocardial first-pass perfusion

Merlin J Fair 1,2 , Peter D Gatehouse 1,2 , Peter Drivas 2 , and David N Firmin 1,2

1 NHLI, Imperial College London, London, United Kingdom, 2 NIHR Cardiovascular BRU, Royal Brompton Hospital, London, United Kingdom

A coil sensitivity calibration technique for parallel imaging that makes use of multiple free-breathing prescans (MFP) to give accurate calibration data during free-breathing, without reducing acceleration, is compared with a temporal calibration technique in 20 prospectively subsampled first-pass myocardial perfusion datasets.

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