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Quantitative abdominal fat estimation using MRI

O. Dahlqvist Leinhard, A. Johansson, J. Rydell, O. Smedby, F. Nystrom, P. Lundberg, M. Borga
2008 Pattern Recognition (ICPR), Proceedings of the International Conference on  
This paper introduces a new method for automatic quantification of subcutaneous, visceral and nonvisceral internal fat from MR-images acquired using the two point Dixon technique in the abdominal region  ...  This is followed by an integration of the corrected fat images within the different fat compartments that avoids the partial volume effects associated with traditional fat segmentation methods.  ...  In order to study such effects, we have developed a novel method for quantitatively measuring the abdominal fat composition from MR images.  ... 
doi:10.1109/icpr.2008.4761764 dblp:conf/icpr/LeinhardJRSNLB08 fatcat:zcedlaya3bdwlnbeshvbxdlhlu

Adipose tissue and liver

Jesper Lundbom
2018 Journal of applied physiology  
DEXA and CT are mainly used to measure adipose tissue distribution, with CT also able to provide quantitative estimates of liver fat content.  ...  MRS measures tissue metabolite and fat content quantitatively but can also be used to measure fat composition (e.g., fat unsaturation).  ... 
doi:10.1152/japplphysiol.00399.2017 pmid:28684589 fatcat:j5zqhoidi5ehvdfetguvmzcoaq

How to best assess abdominal obesity

Hongjuan Fang, Elizabeth Berg, Xiaoguang Cheng, Wei Shen
2018 Current opinion in clinical nutrition and metabolic care  
This review provides an overview of the recent advances for abdominal obesity measurement.  ...  Abdominal obesity, especially the increase of visceral adipose tissue (VAT), is closely associated with increased mortality related to cardiovascular disease, diabetes, and fatty liver disease.  ...  Using quantitative CT, Cheng et al.  ... 
doi:10.1097/mco.0000000000000485 pmid:29916924 pmcid:PMC6299450 fatcat:zd3crkpyozbg3ct34eb5rs6vqy

Imaging of body composition in children

Paolo Simoni, Riccardo Guglielmi, Maria Pilar Aparisi Gómez
2020 Quantitative Imaging in Medicine and Surgery  
Ultrasound (US) is an accurate, readily available, and radiation-free technique to quantify intra-abdominal fat in adults, but its use in children has not yet been validated.  ...  Furthermore, qMRI provides other significant estimates such as the Proton Density Fat-Fraction of the fat tissue.  ...  Quantitative MRI (qMRI) qMRI uses the properties of the hydrogen contained in water and fat to produce quantitative images of soft tissues (12) .  ... 
doi:10.21037/qims.2020.04.06 pmid:32742959 pmcid:PMC7378095 fatcat:buhd67n7kfajjiamj22rdgo4eq

The clinical importance of visceral adiposity: a critical review of methods for visceral adipose tissue analysis

A Shuster, M Patlas, J H Pinthus, M Mourtzakis
2012 British Journal of Radiology  
Quantitative assessment of visceral obesity is important for evaluating the potential risk of development of these pathologies, as well as providing an accurate prognosis.  ...  As a result of the rising epidemic of obesity, understanding body fat distribution and its clinical implications is critical to timely treatment.  ...  CT and MRI Currently, the gold standard for the quantitative assessment of intra-abdominal adipose tissue is CT and MRI [39] .  ... 
doi:10.1259/bjr/38447238 pmid:21937614 pmcid:PMC3473928 fatcat:4s3wx3yi5vbqhek77hrammalxu

MRI adipose tissue and muscle composition analysis—a review of automation techniques

Magnus Borga
2018 British Journal of Radiology  
The conclusion is that very few clinical studies have used highly automated analysis methods, despite the rapidly increasing use of MRI for body composition analysis.  ...  Validation of volumetric and single-slice MRI adipose analysis using a novel fully automated segmentation method.  ...  Quantitative Abdominal Fat Estimation Using MRI. INTERNATIONAL CONFERENCE ON PATTERN RECOGNITION 2008; CONF 19: 2137-2140. 34. Hu HH and Nayak KS.  ... 
doi:10.1259/bjr.20180252 pmid:30004791 fatcat:o2bljjm7oves5ohxebbptdhlae

Influence of undersampling on magnetic resonance imaging measurements of intra-abdominal adipose tissue

E L Thomas, J D Bell
2003 International Journal of Obesity  
OBJECTIVE: Single-slice magnetic resonance imaging (MRI) and computed tomography (CT) are finding increasing use as methods to estimate visceral fat content in human studies.  ...  However, the ranking of subjects according to their intra-abdominal fat content was significantly altered by the choice of MRI strategy, especially using L2-L3 methodology.  ...  We thank Serena Counsell and Tracey Harrington for their help and Dr Kish Bhakoo for his useful discussions regarding this work. Finally, we thank all of the volunteers who took part in this study.  ... 
doi:10.1038/sj.ijo.802229 pmid:12587001 fatcat:neropcbu25ahnm7edpfhhv7owe

Making the most of the imaging we have: using head MRI to estimate body composition

C.M. Lack, G.J. Lesser, U.N. Umesi, J. Bowns, M.Y. Chen, D. Case, R.C. Hightower, A.J. Johnson
2016 Clinical Radiology  
Conclusion-Based on the present results, head MRI-based measures may provide a useful surrogate for CT measurements of abdominal fat, particularly in patients with neurological cancers, as head MRI (and  ...  Results-MRI-based total fat volumes in the head correlated with CT-based measurements of fat in the abdomen using both single-section (r=0.64, p<0.01) and multisection (r=0.60, p<0.01) techniques.  ...  CT and MRI measurements Total abdominal fat and muscle volumes (cm 3 ) obtained by CT and fat and muscle volumes (cm 3 ) obtained using brain MRI are shown in Table 2 .  ... 
doi:10.1016/j.crad.2015.12.004 pmid:26796357 pmcid:PMC4772959 fatcat:qkdywrb34bbybmswo5cxsqxydi

Magnetic Resonance Imaging for Quantifying Regional Adipose Tissue in Human Immunodeficiency Virus-Infected Persons With the Cardiometabolic Syndrome

Adil Bashir, Erin Laciny, Sherry Lassa-Claxton, Kevin E. Yarasheski
2008 Journal of the CardioMetabolic Syndrome  
In this technical brief, we describe a Magnetic Resonance Imaging (MRI) technique to quantify regional adipose tissue content using commercially available MR systems.  ...  MRI is a non-invasive technique that can quantify adipose tissue content using established clinical imaging sequences on standard 1.5T clinical MR systems in approximately 30 minutes.  ...  Compared with subjective estimates, MRI provides a non-invasive quantitation of regional adipose tissue volume, including the differentiation of subcutaneous and visceral fat volumes.  ... 
doi:10.1111/j.1559-4572.2008.07595.x pmid:18453813 pmcid:PMC2413049 fatcat:5tokekmvmzfwvp7wf7nqetfg3y

Magnetic Resonance Imaging and Bioelectrical Impedance Analysis to Assess Visceral and Abdominal Adipose Tissue

Oliver Chaudry, Alexandra Grimm, Andreas Friedberger, Wolfgang Kemmler, Michael Uder, Franz Jakob, Harald H. Quick, Simon Stengel, Klaus Engelke
2020 Obesity  
BIA estimated body fat mass and VAT area.  ...  MRI generated fat fraction (FF) maps, in which VAT volume, total abdominal adipose tissue volume, and FF of visceral and total abdominal compartments were quantified.  ...  In addition, the water-fat composition can be estimated by the computed tomography density or by quantitative MRI such as Dixon sequences (14, 15) .  ... 
doi:10.1002/oby.22712 pmid:31898402 fatcat:ydau7ek4unfyhme6d4iw7sbbi4

Advanced body composition assessment: from body mass index to body composition profiling

Magnus Borga, Janne West, Jimmy D Bell, Nicholas C Harvey, Thobias Romu, Steven B Heymsfield, Olof Dahlqvist Leinhard
2018 Journal of Investigative Medicine  
For whole-body measurements of adipose tissue (AT) or fat and lean tissue (LT), DXA and quantitative MRIs show excellent agreement with linear correlation of 0.99 and 0.97, and coefficient of variation  ...  The additional ability of MRI to also measure muscle volumes, muscle AT infiltration and ectopic fat, in combination with rapid scanning protocols and efficient image analysis tools, makes quantitative  ...  Acknowledgements This research has been conducted using the  ... 
doi:10.1136/jim-2018-000722 pmid:29581385 pmcid:PMC5992366 fatcat:fuowputrmjbhhdk5nhmg625owi

Automatic intra-subject registration-based segmentation of abdominal fat from water-fat MRI

Anand A. Joshi, Houchun H. Hu, Richard M. Leahy, Michael I. Goran, Krishna S. Nayak
2012 Journal of Magnetic Resonance Imaging  
Imaging was performed on a 3 Tesla MRI, using the IDEAL chemical-shift water-fat pulse sequence.  ...  Purpose: To develop an automatic registration-based segmentation algorithm for measuring abdominal adipose tissue depot volumes and organ fat fraction content from three-dimensional (3D) water-fat MRI  ...  Subcutaneous and visceral adipose tissue (SAT, VAT) volumes and fat content in the liver and pancreas are important quantitative endpoints in obesity research, and MRI has been increasingly used in recent  ... 
doi:10.1002/jmri.23813 pmid:23011805 pmcid:PMC3531568 fatcat:rapdkvsqejbsjcocxhw6yfjas4

Quantitative and qualitative differences in subcutaneous adipose tissue stores across lipodystrophy types shown by magnetic resonance imaging

Salam A Al-Attar, Rebecca L Pollex, John F Robinson, Brooke A Miskie, Rhonda Walcarius, Cynthia Harper Little, Brian K Rutt, Robert A Hegele
2007 BMC Medical Imaging  
quantitative phenomic analysis of genetic metabolic disorders.  ...  Conclusion: Semi-automated MRI-based adipose tissue quantification indicates differences between various lipodystrophy types in these studied clinical cases and is a potentially useful tool for extended  ...  content (including intramuscular fat), as estimated by BIA in these subjects.  ... 
doi:10.1186/1471-2342-7-3 pmid:17352814 pmcid:PMC1832180 fatcat:cvz7onelq5ahll2w5uvya5p2o4

Emerging Technologies and their Applications in Lipid Compartment Measurement

Steven B. Heymsfield, Houchun Harry Hu, Wei Shen, Owen Carmichael
2015 Trends in endocrinology and metabolism  
Excess adiposity and related NCD metabolic disturbances have stimulated development of new lipid compartment measurement technologies to help us understand cellular energy exchange, to refine phenotypes  ...  As an adjunct to MRS, chemical-shift selective MRI protocols have been used to estimate hepatic fat content [5, 36, 43] .  ...  However, this remains a concern with abdominal VAT analyses using T1-weighted MRI.  ... 
doi:10.1016/j.tem.2015.10.003 pmid:26596676 pmcid:PMC4673021 fatcat:auq2s7chtvc5nknckgaulqfo3y

Swap-Free Fat-Water Separation in Dixon MRI using Conditional Generative Adversarial Networks [article]

Nicolas Basty, Marjola Thanaj, Madeleine Cule, Elena P. Sorokin, Yi Liu, Jimmy D. Bell, E. Louise Thomas, Brandon Whitcher
2021 arXiv   pre-print
Dixon MRI is widely used for body composition studies.  ...  Using data from the UK Biobank Dixon MRI, our model is able to predict highly accurate fat and water channels that are free from artifacts.  ...  Materials & Methods Data In this study, we used the Dixon MRI from the UK Biobank abdominal imaging protocol.  ... 
arXiv:2107.14175v1 fatcat:mbhfw2blcbe4jgdat6g3pmckam
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