Technical Note: Interleaved bipolar acquisition and low‐rank reconstruction for water–fat separation in MRI
Sign Up to like & getrecommendations! Published in 2018 at "Medical Physics"
DOI: 10.1002/mp.12981
Abstract: Purpose To acquire interleaved bipolar data and reconstruct the full data using low‐rank property for water–fat separation. Methods Bipolar acquisition suffers from issues related to gradient switching, the opposite gradient polarities, and other system imperfections,… read more here.
Keywords: interleaved bipolar; bipolar acquisition; fat separation; acquisition ... See more keywords
Water and fat separation in real‐time MRI of joint movement with phase‐sensitive bSSFP
Sign Up to like & getrecommendations! Published in 2017 at "Magnetic Resonance in Medicine"
DOI: 10.1002/mrm.26341
Abstract: To introduce a method for obtaining fat‐suppressed images in real‐time MRI of moving joints at 3 Tesla (T) using a bSSFP sequence with phase detection to enhance visualization of soft tissue structures during motion. read more here.
Keywords: phase; real time; fat separation; time mri ... See more keywords
Joint water–fat separation and deblurring for spiral imaging
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DOI: 10.1002/mrm.26950
Abstract: Most previous approaches to spiral Dixon water–fat imaging perform the water–fat separation and deblurring sequentially based on the assumption that the phase accumulation and blurring as a result of off‐resonance are separable. This condition can… read more here.
Keywords: water; separation deblurring; joint water; fat separation ... See more keywords
Improving chemical shift encoding‐based water–fat separation based on a detailed consideration of magnetic field contributions
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DOI: 10.1002/mrm.27097
Abstract: To improve the robustness of existing chemical shift encoding‐based water–fat separation methods by incorporating a priori information of the magnetic field distortions in complex‐based water–fat separation. read more here.
Keywords: fat separation; based water; water fat; chemical shift ... See more keywords
Separation of water and fat signal in whole‐body gradient echo scans using convolutional neural networks
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DOI: 10.1002/mrm.27786
Abstract: To perform and evaluate water–fat signal separation of whole‐body gradient echo scans using convolutional neural networks. read more here.
Keywords: echo scans; body gradient; gradient echo; fat signal ... See more keywords
Water–fat separation in spiral magnetic resonance fingerprinting for high temporal resolution tissue relaxation time quantification in muscle
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DOI: 10.1002/mrm.28143
Abstract: To minimize the known biases introduced by fat in rapid T1 and T2 quantification in muscle using a single‐run magnetic resonance fingerprinting (MRF) water–fat separation sequence. read more here.
Keywords: quantification muscle; resonance; magnetic resonance; fat separation ... See more keywords
3D whole‐heart isotropic‐resolution motion‐compensated joint T1/T2 mapping and water/fat imaging
Sign Up to like & getrecommendations! Published in 2020 at "Magnetic Resonance in Medicine"
DOI: 10.1002/mrm.28330
Abstract: To develop a free‐breathing isotropic‐resolution whole‐heart joint T1 and T2 mapping sequence with Dixon‐encoding that provides coregistered 3D T1 and T2 maps and complementary 3D anatomical water and fat images in a single ~9 min… read more here.
Keywords: isotropic resolution; water fat; joint mapping; whole heart ... See more keywords
Cardio‐respiratory motion‐corrected 3D cardiac water‐fat MRI using model‐based image reconstruction
Sign Up to like & getrecommendations! Published in 2022 at "Magnetic Resonance in Medicine"
DOI: 10.1002/mrm.29284
Abstract: Myocardial fat infiltrations are associated with a range of cardiomyopathies. The purpose of this study was to perform cardio‐respiratory motion‐correction for model‐based water‐fat separation to image fatty infiltrations of the heart in a free‐breathing, non‐cardiac‐triggered… read more here.
Keywords: water fat; cardio respiratory; respiratory motion; model based ... See more keywords
Accelerating multi‐echo chemical shift encoded water–fat MRI using model‐guided deep learning
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DOI: 10.1002/mrm.29307
Abstract: To accelerate chemical shift encoded (CSE) water–fat imaging by applying a model‐guided deep learning water–fat separation (MGDL‐WF) framework to the undersampled k‐space data. read more here.
Keywords: chemical shift; model guided; water; guided deep ... See more keywords
On the water–fat in‐phase assumption for quantitative susceptibility mapping
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DOI: 10.1002/mrm.29516
Abstract: To (a) define multi‐peak fat model‐based effective in‐phase echo times for quantitative susceptibility mapping (QSM) in water–fat regions, (b) analyze the relationship between fat fraction, field map quantification bias and susceptibility bias, and (c) evaluate… read more here.
Keywords: susceptibility mapping; water fat; quantitative susceptibility; phase ... See more keywords
Evaluation of brown adipose tissue with intermolecular double‐quantum coherence magnetic resonance spectroscopy at 3.0 T
Sign Up to like & getrecommendations! Published in 2022 at "NMR in Biomedicine"
DOI: 10.1002/nbm.4676
Abstract: In the current study, we propose a single‐voxel (SV) magnetic resonance spectroscopy (MRS) pulse sequence, based on intermolecular double‐quantum coherence (iDQC), for in vivo specific assessment of brown adipose tissue (BAT) at 3 T. The… read more here.
Keywords: spectroscopy; water; adipose tissue; bat ... See more keywords