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Abstract #1223

Phase Sensitive Inversion Recovery with Simultaneous Dark Fat Rendering by Virtual Chemical Inversion

Wolfgang Rehwald1, Elizabeth Jenista2, Deneen Spatz2, Stephen Darty2, Han Kim2, Lowie Van Assche2, Enn-Ling Chen2, Raymond Kim2

1Siemens Healthcare, Chicago, IL, United States; 2Cardiology, Duke University, Durham, NC, United States

Common fat suppression techniques perform poorly in combination with phase sensitive inversion recovery (PSIR). We have developed a technique for fat suppression that results in black-fat PSIR images without additional SAR or acquisition time.

Keywords

acquiring acquisition acquisitions activated added additional appear artifacts avoids background blood blurring bright brightness cardiology causing centric chemical chemically clinical clinically comparing consists cost dark delayed differentiate difficult drawn duke duration effective efficacy enhancement evaluated frequency gradient hypothesized imperfections increasing interleaved inversion limitation linear ling long magnetization making modifying myocardium need negative noise occurred overall overcome patient patients performance phantom phantoms pool precisely preserving pulse pulses readout reconstruction recovered recovery reduces relationship relevant removes rendering reordering required rescales saturation segment segmented selective sensitive sequential sign significantly simultaneous simultaneously since space species studied subcutaneous suboptimal subtracting suppression table type typically usually variant varying ventricular virtual water