Ricardo Otazo: Publications

Ricardo Otazo: Publications

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Otazo R, Kim D, Axel L, Sodickson DK. Combination of Compressed Sensing and Parallel Imaging for Highly Accelerated First-Pass Cardiac Perfusion MRI. Magn Reson Med. 2010; 64(3):767-76.

Chandarana H, Feng L, Block TK, Rosenkrantz AB, Lim RP, Babb JS, Sodickson DK, Otazo R. Free-breathing contrast-enhanced multiphase MRI of the liver using a combination of compressed sensing, parallel imaging, and golden-angle radial sampling. Invest Radiol. 2013;48(1):10-6.

Feng L, Block KT, Grimm R, Chandarana H, Kim S, Xu J, Axel L, Sodickson DK, Otazo R. Golden-Angle Radial Sparse Parallel MRI: Combination of compressed sensing, parallel imaging and golden-angle radial sampling for fast and flexible dynamic volumetric MRI. Magn Reson Med. 2014 Sep;72(3):707-17.

Otazo R, Candès E, Sodickson DK. Low-rank plus sparse matrix decomposition for accelerated dynamic MRI with separation of background and dynamic components. Magn Reson Med. 2015 Mar;73(3):1125-36.

Chandarana H, Feng L, Ream J, Wang A, Babb JS, Block KT, Sodickson DK, Otazo R. Respiratory Motion-Resolved Compressed Sensing Reconstruction of Free-Breathing Radial Acquisition for Dynamic Liver Magnetic Resonance Imaging. Invest Radiol. 2015 Nov;50(11):749-56.

Feng L, Axel L, Chandarana H, Block KT, Sodickson DK, Otazo R. XD-GRASP: Golden-angle radial MRI with reconstruction of extra motion-state dimensions using compressed sensing. Magn Reson Med. 2016 Feb;75(2):775-88.

Chandarana H, Doshi AM, Shanbhogue A, Babb JS, Bruno MT, Zhao T, Raithel E, Zenge MO, Li G, Otazo R. Three-dimensional MR Cholangiopancreatography in a Breath Hold with Sparsity-based Reconstruction of Highly Undersampled Data. Radiology. 2016 Aug;280(2):585-94.

Otazo R, Nittka M, Bruno M, Raithel E, Geppert C, Gyftopoulos S, Recht M, Rybak L, Sparse-SEMAC: rapid and improved SEMAC metal implant imaging using SPARSE-SENSE accelation. Magn Reson Med. 2017 Jul;78(1):79-87.

Feng L, Coppo S, Piccini D, Yerly J, Lim RP, Masci PG, Stuber M, Sodickson DK, Otazo R. 5D whole-heart sparse MRI. Magn Reson Med. 2018 Feb;79(2):826-838.

Chen B, Kobler E, Muckley MJ, Sodickson AD, O’Donnell T, Flohr T, Schmidt B, Sodickson DK, Otazo R. SparseCT: System concept and design of multislit collimators. Med Phys. 2019 Jun;46(6):2589-2599

Muckley MJ, Chen B, Vahle T, O’Donnell T, Knoll F, Sodickson A, Sodickson D, Otazo R. Image reconstruction for interrupted-beam X-ray CT on diagnostic clinical scanners. Phys Med Biol. 2019 Aug 7;64(15):155007

Feng L, Tyagi N, Otazo R. MRSIGMA: Magnetic Resonance SIGnature MAtching for real-time volumetric imaging. Magn Reson Med. 2020 Sep;84(3):1280-1292.

Kaye EA, Aherne EA, Duzgol C, Haggstrom I, Kobler E, Mazaheri Y, Fung MM, Zhang Z, Otazo R, Vargas HA, Akin O. Accelerating prostate diffusion weighted MRI using guided denoising convolutional neural network: Retrospective feasibility study. Radiol Artif Intell. 2020 Aug 26;2(5):e200007.

Kim N, Tringale KR, Crane C, Tyagi N, Otazo R. MR SIGnature MAtching (MRSIGMA) with retrospective self-evaluation for real-time volumetric motion imaging. Phys Med Biol. 2021 Oct 26;66(21):10.1088/1361-6560/ac2dd2

Yu VY, Zakian K, Tyagi N, Zhang M, Romesser PB, Dresner A, Cerviño L, Otazo R. Combined Compressed Sensing and SENSE to Enhance Radiation Therapy Magnetic Resonance Imaging Simulation. Adv Radiat Oncol. 2021 Sep 9;7(1):100799.

Mazaheri Y, Kim N, Jafari R, Lakhman Y, Vargas A, Otazo R. Personalized DCE-MRI parametric mapping using high spatiotemporal resolution GRASP and iterative joint estimation of the arterial input function and pharmacokinetic parameters. NMR Biomed. 2022 Jul;35(7):e4718.

Cohen O, Yu VY, Tringale KR, Young RJ, Perlman O, Farrar CT, Otazo R. CEST MR fingerprinting (CEST-MRF) for brain tumor quantification using EPI readout and deep learning reconstruction. Magn Reson Med. 2023 Jan;89(1):233-249. 

Jafari R, Do RKG, LaGratta MD, Fung M, Bayram E, Cashen T, Otazo R. GRASPNET: Fast spatiotemporal deep learning reconstruction of golden-angle radial data for free-breathing dynamic contrast-enhanced magnetic resonance imaging. NMR Biomed. 2023 Mar;36(3):e4861.

Wu C, Krishnamoorthy G, Yu V, Subashi E, Rimner A, Otazo R. 4D lung MRI with high-isotropic-resolution using half-spoke (UTE) and full-spoke 3D radial acquisition and temporal compressed sensing reconstruction.  Phys Med Biol. 2023 Jan 27;68(3).

Mohammadi M, Kaye EA, Alus O, Kee Y, Golia Pernicka JS, El Homsi M, Petkovska I, Otazo R. Accelerated Diffusion-Weighted MRI of Rectal Cancer Using a Residual Convolutional Network. Bioengineering  2023 Mar 14;10(3):359

Reviews (selected)

Feng L, Benkert T, Block KT, Sodickson DK, Otazo R, Chandarana H. Compressed sensing for body MRI. J Magn Reson Imaging. 2017 Apr;45(4):966-987. Epub 2016 Dec 16.

Otazo R. Motion-tolerant quantitative cardiovascular MRI. Nat Biomed Eng. 2018 Apr;2(4):199-200. DOI: 10.1038/s41551-018-0228-8.

Bouwmans T, Javed S, Zhang H, Lin Z, Otazo R. On the applications of robust PCA in image and video processing. IEEE Proceedings 2018 Jun; 106(8): 1427-57.

Bogner W, Otazo R, Henning A. Accelerated MR spectroscopic imaging - a review of current and emerging techniques. NMR Biomed. 2021 May;34(5):e4314. Epub 2020 May 12.

Otazo R, Lambin P, Pignol JP, Ladd ME, Schlemmer HP, Baumann M, Hricak H. MRI-guided radiation therapy: An emerging paradigm in adaptive radiation oncology. Radiology 2021 Feb;298(2):248-260.