Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition • 09-14 May 2026
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468-04-001.
Optimizing Epicardial Pacemaker Configuration to Reduce MRI-Induced RF Heating in Pediatric Patients
Impact: This study demonstrates that epicardial pacemaker position and orientation significantly affect localized tissue heating during MRI. Implementing specific placement strategies during surgical implantation can reduce RF heating risk and enable safer MRI access for pediatric patients with implanted devices.
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468-04-002.
Early Functional and Structural alterations in patients with DMD: Insights from Multi-parametric Cardiac MRI
Impact: This investigation indicated that strain, T1
mapping, and MyoMass serve as imaging markers for early myocardial involvement
in DMD, which may provide a novel diagnostic basis for precise stratification
and early intervention.
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468-04-003.
Mammillary body volumes, cognitive functioning, and clinical risk in adolescents with complex congenital heart disease
Impact: Mammillary body
(MB) volumes are reduced in adolescents with complex congenital heart disease,
and are associated with worse cognitive functioning and a higher clinical risk.
MB volumes may provide an additional imaging marker for cognitive impairment in
this population.
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468-04-004.
Evaluating Contrast Effects on bSSFP Cine Imaging in Congenital CMR
Impact: Contrast agent selection may affect image quality and
volumetric reliability in CMR. Consideration for alternative imaging strategies
when Ferumoxytol is used may be necessary, particularly in workflows where
contrast precedes bSSFP acquisition.
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468-04-005.
The diagnostic value of multi-parameter non-enhanced cardiac magnetic resonance in pediatric myocarditis
Impact: Non-contrast cardiac magnetic resonance imaging (CMR) parameters provide an effective diagnostic approach for pediatric myocarditis, offering a valuable alternative for patients who are unsuitable for biopsy or have contraindications to contrast agents.
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468-04-006.
Doppler Ultrasound-based Motion Detection for Fetal Cardiac MRI
Impact: The use of a Doppler ultrasound signal as a motion surrogate offers a practical, trajectory-independent framework for more precise motion detection, with potential to enhance retrospective motion correction and scan efficiency, and to inform future motion-aware fetal cardiac MRI protocols.
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468-04-007.
Rapid, Contrast-Free 3D-Cine Reconstruction from Real-Time 2D Cardiovascular MRI: Clinical Validation in Pediatric Congenital
Impact: This study demonstrates a contrast-free 3D-cine MRI technique for
children with congenital heart disease, enabling cardiac function assessment in
~1-2 minutes. It removes breath-holding and contrast risks, and significantly
enhances workflow, patient comfort, and safety.
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468-04-008.
Tau constant of active ventricular relaxation correlates with ejection fraction in patients with single-ventricle physiology
Impact: Defining the relationship
between tau and ventricular function is critical for
establishing its prognostic value. Model-derived tau showed lower
variability and stronger correlation with EF and ventricular EDP than
data-derived tau, indicating its potential as a robust biomarker.
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468-04-009.
Myocardial Strain and T1 Mapping in patients with Duchenne Muscular Dystrophy: Stratification by LVEF
Impact: Multi-parametric
MRI identifies subtle myocardial dysfunction and fibrosis in DMD patients with
preserved LVEF, providing sensitive markers for early detection and refined
disease staging beyond conventional clinical assessment.
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468-04-010.
Dynamic tracheal motion and deformation with lung volume changes during respiration in paediatric subjects with zero-TE MRI
Impact: This radiation free technique for lung and airway imaging
presents an opportunity to explore new measurements and dynamics. We present
the first, normal measurements of carina motion and left-right lung synchrony,
opening the door for new biomarker investigation.
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468-04-011.
Applying Deep Learning Reconstructed T1-Weighted Stack-of-Stars and Respiratory-Resolved 4DZTE to Pediatric Lung Imaging
Impact: Application
of DL enhanced stack-of-stars and 4DZTE can provide excellent lung
visualization and complementary information, providing an avenue for MRI of the
lungs as a viable alternative to CT for the pediatric cohort.
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468-04-012.
Hyperpolarized 129Xe MRI in Pediatric Hematopoietic Stem Cell Transplant with and without Bronchiolitis Obliterans Syndrome
Impact: Xe-MRI VDP and VHI were increased in pediatric post-HSCT participants
with BOS compared to those without, and correlated with same-day spirometry and
MBW. Xe-MRI holds promise for longitudinal surveillance in post-HSCT children as
a non-ionizing measure of regional lung function.
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468-04-013.
3D PREFUL MRI Reveals Regional Ventilation Heterogeneity in Pediatric Patients with Non-Cystic Fibrosis Bronchiectasis
Impact: 3D PREFUL MRI ventilation maps demonstrate impaired regional ventilation
with heterogeneous distribution and ventilation defects among children with
NCFB. 3D PREFUL MRI is a promising, non-invasive and compliant tool to monitor
regional ventilation changes in children with NCFB.
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468-04-014.
High-Resolution Isotropic 3D Lung MRI at 0.55T in Naturally Sleeping Infants with Bronchopulmonary Dysplasia
Impact: High-resolution 3D lung
parenchyma assessment in premature infants is achieved with 0.55T MRI without
radiation, sedation, or contrast administration. This safe, repeatable, sensitive
evaluation of lung structure can transform neonatal care previously limited by
feasibility and safety constraints.
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© 2026 International Society for Magnetic Resonance in Medicine