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Did you mean zhang, Xiaodong AND MRI (190 results)?
Free-breathing 3D stack-of-radial MRI quantification of liver fat and R(2)* in adults with fatty liver disease.
Armstrong T, Zhong X, Shih SF, Felker E, Lu DS, Dale BM, Wu HH. Armstrong T, et al. Among authors: zhong x. Magn Reson Imaging. 2022 Jan;85:141-152. doi: 10.1016/j.mri.2021.10.016. Epub 2021 Oct 16. Magn Reson Imaging. 2022. PMID: 34662702 Free article.
METHODS: In this institutional review board-approved prospective study, thirty-eight adults with FLD and/or iron overload (24 male, 58 12 years) were imaged at 3T using free-breathing stack-of-radial MRI, breath-hold 3D Cartesian MRI, and breath-hold single-voxel MR …
METHODS: In this institutional review board-approved prospective study, thirty-eight adults with FLD and/or iron overload (24 male, 58 12 ye …
Accelerated k-space shift calibration for free-breathing stack-of-radial MRI quantification of liver fat and R2.
Zhong X, Armstrong T, Gao C, Nickel MD, Han F, Dale BM, Li X, Kafali SG, Hu P, Wu HH, Deshpande V. Zhong X, et al. Magn Reson Med. 2022 Jan;87(1):281-291. doi: 10.1002/mrm.28981. Epub 2021 Aug 19. Magn Reson Med. 2022. PMID: 34412158
PURPOSE: To develop an accelerated k-space shift calibration method for free-breathing 3D stack-of-radial MRI quantification of liver proton-density fat fraction (PDFF) and R2 . ...CONCLUSION: This proposed method may allow accelerated calibration for free-breathing stack- …
PURPOSE: To develop an accelerated k-space shift calibration method for free-breathing 3D stack-of-radial MRI quantification of liver …
Interexamination repeatability and spatial heterogeneity of liver iron and fat quantification using MRI-based multistep adaptive fitting algorithm.
Sofue K, Mileto A, Dale BM, Zhong X, Bashir MR. Sofue K, et al. Among authors: zhong x. J Magn Reson Imaging. 2015 Nov;42(5):1281-90. doi: 10.1002/jmri.24922. Epub 2015 Apr 27. J Magn Reson Imaging. 2015. PMID: 25920074
PURPOSE: To assess the interexamination repeatability and spatial heterogeneity of liver iron and fat measurements using a magnetic resonance imaging (MRI)-based multistep adaptive fitting algorithm. ...In the ANOVA, the individual patient and ROI loca …
PURPOSE: To assess the interexamination repeatability and spatial heterogeneity of liver iron and fat measurements using a magnetic …
Free-Breathing Volumetric Liver R2* and Proton Density Fat Fraction Quantification in Pediatric Patients Using Stack-of-Radial MRI With Self-Gating Motion Compensation.
Zhong X, Hu HH, Armstrong T, Li X, Lee YH, Tsao TC, Nickel MD, Kannengiesser SAR, Dale BM, Deshpande V, Kiefer B, Wu HH. Zhong X, et al. J Magn Reson Imaging. 2021 Jan;53(1):118-129. doi: 10.1002/jmri.27205. Epub 2020 Jun 1. J Magn Reson Imaging. 2021. PMID: 32478915
BACKGROUND: Stack-of-radial multiecho gradient-echo MRI is promising for free-breathing liver R2* quantification and may benefit children. PURPOSE: To validate stack-of-radial MRI with self-gating motion compensation in phantoms, and to evaluate it in children. ...
BACKGROUND: Stack-of-radial multiecho gradient-echo MRI is promising for free-breathing liver R2* quantification and may benefit chil …
Body composition profiling at 0.55T: Feasibility and precision.
Nayak KS, Cui SX, Tasdelen B, Yagiz E, Weston S, Zhong X, Ahlgren A. Nayak KS, et al. Among authors: zhong x. Magn Reson Med. 2023 Sep;90(3):1114-1120. doi: 10.1002/mrm.29682. Epub 2023 May 1. Magn Reson Med. 2023. PMID: 37125645
PURPOSE: Body composition MRI captures the distribution of fat and lean tissues throughout the body, and provides valuable biomarkers of obesity, metabolic disease, and muscle disorders, as well as risk assessment. Highly reproducible protocols have been developed for 1.5T …
PURPOSE: Body composition MRI captures the distribution of fat and lean tissues throughout the body, and provides valuable biomarkers …
Chemical Shift MRI Monitoring of Chemoembolization Delivery for Hepatocellular Carcinoma: Multicenter Feasibility of Initial Clinical Translation.
Gordon AC, Lewandowski RJ, Li W, Zhong X, Kannengiesser SAR, Miller FH, Salem R, Rilling WS, Larson AC, White SB. Gordon AC, et al. Among authors: zhong x. Radiol Imaging Cancer. 2023 May;5(3):e220019. doi: 10.1148/rycan.220019. Radiol Imaging Cancer. 2023. PMID: 37233207 Free PMC article.
Uptake of ethiodized oil was evaluated at 1-month follow-up chemical shift MRI. Measurements of tumor size (MRI and CT), attenuation and enhancement (CT), fat content percentage, and tumor:normal ratio (MRI) were compared by lesion for responders versus nonre …
Uptake of ethiodized oil was evaluated at 1-month follow-up chemical shift MRI. Measurements of tumor size (MRI and CT), atten …
Displacement-encoded and manganese-enhanced cardiac MRI reveal that nNOS, not eNOS, plays a dominant role in modulating contraction and calcium influx in the mammalian heart.
Vandsburger MH, French BA, Kramer CM, Zhong X, Epstein FH. Vandsburger MH, et al. Among authors: zhong x. Am J Physiol Heart Circ Physiol. 2012 Jan;302(2):H412-9. doi: 10.1152/ajpheart.00705.2011. Epub 2011 Nov 4. Am J Physiol Heart Circ Physiol. 2012. PMID: 22058155 Free PMC article.
To elucidate the roles of nNOS and eNOS in vivo, we applied noninvasive cardiac MRI to study wild-type (WT), eNOS(-/-), and nNOS(-/-) mice. An in vivo index of LTCC flux (LTCCI) was measured at baseline (Bsl), dobutamine (Dob), and dobutamine + carbacholamine (Dob + CCh) u …
To elucidate the roles of nNOS and eNOS in vivo, we applied noninvasive cardiac MRI to study wild-type (WT), eNOS(-/-), and nNOS(-/-) …
Quantifying the influence of respiration and cardiac pulsations on cerebrospinal fluid dynamics using real-time phase-contrast MRI.
Yildiz S, Thyagaraj S, Jin N, Zhong X, Heidari Pahlavian S, Martin BA, Loth F, Oshinski J, Sabra KG. Yildiz S, et al. Among authors: zhong x. J Magn Reson Imaging. 2017 Aug;46(2):431-439. doi: 10.1002/jmri.25591. Epub 2017 Feb 2. J Magn Reson Imaging. 2017. PMID: 28152239
PURPOSE: To validate a real-time phase contrast magnetic resonance imaging (RT-PCMRI) sequence in a controlled phantom model, and to quantify the relative contributions of respiration and cardiac pulsations on cerebrospinal fluid (CSF) velocity at the level o …
PURPOSE: To validate a real-time phase contrast magnetic resonance imaging (RT-PCMRI) sequence in a controlled phantom …
Accelerated free-breathing liver fat and R2* quantification using multi-echo stack-of-radial MRI with motion-resolved multidimensional regularized reconstruction: Initial retrospective evaluation.
Zhong X, Nickel MD, Kannengiesser SAR, Dale BM, Han F, Gao C, Shih SF, Dai Q, Curiel O, Tsao TC, Wu HH, Deshpande V. Zhong X, et al. Magn Reson Med. 2024 Apr 22. doi: 10.1002/mrm.30117. Online ahead of print. Magn Reson Med. 2024. PMID: 38650444
PURPOSE: To improve image quality, mitigate quantification biases and variations for free-breathing liver proton density fat fraction (PDFF) and R2* quantification accelerated by radial k-space undersampling. METHODS: A free-breathing multi-echo stack-of-radial MRI method …
PURPOSE: To improve image quality, mitigate quantification biases and variations for free-breathing liver proton density fat fraction (PDFF) …
68 results