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Diagnostic performance of synthetic relaxometry for predicting neurodevelopmental outcomes in premature infants: a feasibility study
ObjectivesTo investigate the predictability of synthetic relaxometry for neurodevelopmental outcomes in premature infants and to evaluate whether a...
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Quantitative MRI assessment of joint effusion using T2-relaxometry at 3 Tesla: a feasibility and reproducibility study
ObjectiveT2-relaxometry could differentiate between physiological and haemorrhagic joint effusion (≥ 5% blood) in vitro. Are quantitative...
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A straightforward procedure to build a non-toxic relaxometry phantom with desired T1 and T2 times at 3T
ObjectiveTo prepare and analyze soy-lecithin-agar gels for non-toxic relaxometry phantoms with tissue-like relaxation times at 3T.
Methods ...
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Quantitative water T2 relaxometry in the early detection of neuromuscular diseases: a retrospective biopsy-controlled analysis
ObjectivesTo assess quantitative water T2 relaxometry for the early detection of neuromuscular diseases (NMDs) in comparison to standard qualitative...
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In vivo demonstration of globotriaosylceramide brain accumulation in Fabry Disease using MR Relaxometry
PurposeHow to measure brain globotriaosylceramide (Gb3) accumulation in Fabry Disease (FD) patients in-vivo is still an open challenge. The objective...
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Liver iron quantification in children and young adults: comparison of a volumetric multi-echo 3-D Dixon sequence with conventional 2-D T2* relaxometry
BackgroundMagnetic resonance imaging (MRI)-based liver iron quantification is the standard of care to guide chelation therapy in children at risk of...
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1.5-T MR relaxometry in quantifying splenic and pancreatic iron: retrospective comparison of a commercial 3D-Dixon sequence and an established 2D multi-gradient echo sequence
ObjectivesTo compare the quantitative measurement of splenic and pancreatic iron content using a commercial 3D-Dixon sequence (qDixon) versus an...
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Reliability and reproducibility of sciatic nerve magnetization transfer imaging and T2 relaxometry
ObjectivesTo assess the interreader and test-retest reliability of magnetization transfer imaging (MTI) and T2 relaxometry in sciatic nerve MR...
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Ultrashort time-to-echo T2* and T2* relaxometry for evaluation of lumbar disc degeneration: a comparative study
BackgroundTo compare potential of ultrashort time-to-echo (UTE) T2* map** and T2* values from T2*-weighted imaging for assessing lumbar...
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Correlation between synthetic MRI relaxometry and apparent diffusion coefficient in breast cancer subtypes with different neoadjuvant therapy response
BackgroundTo evaluate the correlation between synthetic MRI (syMRI) relaxometry and apparent diffusion coefficient (ADC) maps in different breast...
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Monitoring the efficacy of tumor necrosis factor alpha antagonists in the treatment of Ankylosing spondylarthritis: a pilot study based on MR relaxometry technique
BackgroundSpA is a disease that seriously affects the quality of life and working ability of patients. At present, there is a lack of scientific and...
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Multiexponential T2 relaxometry of benign and malignant adipocytic tumours
BackgroundWe investigated a recently proposed multiexponential (Mexp) fitting method applied to T2 relaxometry magnetic resonance imaging (MRI) data...
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Clinical correlates of R1 relaxometry and magnetic susceptibility changes in multiple sclerosis: a multi-parameter quantitative MRI study of brain iron and myelin
ObjectivesThe clinical impact of brain microstructural abnormalities in multiple sclerosis (MS) remains elusive. We aimed to characterize the...
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MR elastography, T1 and T2 relaxometry of liver: role in noninvasive assessment of liver function and portal hypertension
PurposeTo evaluate the correlation between liver stiffness as measured on MR elastography and T1 and T2 relaxation times from T1 and T2 map** with...
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Performance of different Dixon-based methods for MR liver iron assessment in comparison to a biopsy-validated R2* relaxometry method
ObjectivesTo prospectively evaluate a 3D-multiecho-Dixon sequence with inline calculation of proton density fat fraction (PDFF) and R2* (qDixon), and...
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Corpus callosum in children with neurodevelopmental delay: MRI standard qualitative assessment versus automatic quantitative analysis
BackgroundThe corpus callosum (CC) is a key brain structure. In children with neurodevelopmental delay, we compared standard qualitative radiological...
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Evaluation of liver iron overload with R2* relaxometry with versus without fat suppression: both are clinically accurate but there are differences
ObjectivesTo assess clinically relevant difference in hepatic iron quantification using R2* relaxometry with (FS) and without (non-FS) fat saturation...
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Inverse Laplace transform and multiexponential fitting analysis of T2 relaxometry data: a phantom study with aqueous and fat containing samples
BackgroundThe inverse Laplace transform (ILT) is the most widely used method for T2 relaxometry data analysis. This study examines the qualitative...
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Multi-Dynamic-Multi-Echo-based MRI for the Pre-Surgical Determination of Sellar Tumor Consistency: a Quantitative Approach for Predicting Lesion Resectability
PurposePre-surgical information about tumor consistency could facilitate neurosurgical planning. This study used multi-dynamic-multi-echo...
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Sex-specific associations in multiparametric 3 T MRI measurements in adult livers
BackgroundMRI relaxometry map** and proton density fat fraction (PDFF) have been proposed for the evaluation of hepatic fibrosis. However,...
