Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition • 09-14 May 2026
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601-02-001.
Standardizing Quantitative Muscle MRI: An Inter-Vendor Evaluation in Healthy Adults
Impact: When
MRI vendor changes occur mid-study, parameter-specific biases in
qMRI—particularly for fat fraction and water T₂—can obscure longitudinal
effects. Implementing harmonization or bias correction models is essential to
ensure inter-vendor data comparability and reliable interpretation of disease
progression.
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| 13:51 |
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601-02-002.
Determinants of qMRI variation in skeletal muscle: Effects of sex, age and muscle volume
Impact: Accounting for whole-muscle
volume on top of gender and age, which are commonly used covariates, is crucial
for proper interpretation of quantitative muscle MRI in clinical studies on
neuromuscular disease patients and healthy controls.
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| 14:02 |
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601-02-003.
Age- and Sex-Dependent Alterations in Skeletal Muscle Microstructure Assessed by DTI and DKI
Impact: This study highlights diffusion kurtosis imaging (DKI) as a sensitive marker of age- and sex-specific muscle microstructural remodeling, revealing changes not captured by DTI/conventional MRI. Findings may inform early detection of sarcopenia and guide personalized strategies for monitoring and intervention.
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| 14:13 |
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601-02-004.
Effect of gradient non-linearity correction on whole leg Diffusion tensor imaging
Impact: Voxel-wise
correction of gradient non-linearities is crucial for accurate muscle DTI. It
reduces MD bias, minimizes orientation-dependent FA errors, and improves
tractography reliability, ensuring reproducible whole-leg analyses and enabling
more robust biomarkers for muscle microstructure in health and disease.
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| 14:24 |
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601-02-005.
MuscleMap Toolbox: Open-Source, Contrast-Agnostic Tools for Automated Whole-Body Muscle Segmentation and 3D Quantification
Impact: The MuscleMap Toolbox enables automated, reproducible 3D assessment of muscle health from MRI and CT, empowering large-scale research, improving clinical decision-making, and accelerating the translation of muscle biomarkers into practice through standardized, open-source, multimodal analysis.
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| 14:35 |
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601-02-006.
Short- and long-term changes in trunk muscle volume, quality, and strength after diet-induced weight loss in the LION study
Impact: The
study shows that diet-induced weight loss causes lasting decreases in trunk
muscle volume alongside improved muscle quality, yet without change of
strength. MRI-derived parameters capture these opposing
adaptations, supporting their use for monitoring structural muscle changes in
obesity interventions.
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| 14:46 |
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601-02-007.
Assessing T2 relaxation time in lower limb muscles in adults with and without sarcopenia
Impact: We accurately assessed
T2 relaxation time of skeletal muscle in adults with and without
sarcopenia. T2 was higher in participants with sarcopenia and
associated with physical performance, suggesting it could be used as a
biomarker of muscle quality in ageing.
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| 14:57 |
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601-02-008.
Multifidus muscle degeneration at the L1/2 level is a potential risk factor for upper lumbar disc herniation
Impact: Targeted interventions, including posture training and core muscle strengthening, may help reduce the incidence and recurrence of upper lumbar disc herniation and improve patients’ quality of life.
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| 15:08 |
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601-02-009.
Integration of a harmonized protocol for the diagnosis of neuromuscular diseases in the clinical workflow across centers
Impact: A muscle
MRI protocol harmonized between multiple sites enables data pooling and
comparison, which is essential for rare neuromuscular diseases. Our multi-center
harmonized TSE-Dixon muscle protocol demonstrated comparable diagnostic quality
to the conventional protocol, justifying implementation in the clinical
workflow.
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| 15:19 |
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601-02-010.
Water T1 Detects Subtle Muscle Involvement in Becker Muscular Dystrophy Beyond Fat Fraction
Impact: This study shows that water T1 mapping can
detect subtle muscle abnormalities in Becker muscular dystrophy even before
visible fat replacement. Earlier detection of disease activity could support
more sensitive monitoring in therapeutic trials and help evaluate treatment
effects sooner.
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© 2026 International Society for Magnetic Resonance in Medicine