Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition • 09-14 May 2026
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431-02-001.
Efficient Assessment of CR to Neoadjuvant Therapy in LARC using Amide Proton Transfer-Weighted MRI: A Diagnostic Study
Impact: Our study revealed the clinical significance of APTw MRI as a promising imaging modality for assessing CR to NAT in LARC. APTw MRI can provide unique insights into tumor metabolism and microenvironment, surpassing the capabilities of traditional MRI.
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| 13:42 |
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431-02-002.
CEST vs. DWI vs. FDG-PET/CT vs. Combined Index Method: Prediction Capability for Patient’s Outcome in Stage I NSCLC Patients
Impact: Chemical exchange saturation
transfer (CEST) imaging showed similar performance to diffusion-weighted imaging (DWI) and
positron emission tomography fused with CT using FDG (FDG-PET/CT) for predicting
postoperative recurrence in stage I NSCLC patients.
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| 13:44 |
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431-02-003.
Urea CEST MRI provides insights into renal cyst physiology
Impact: This study demonstrates the feasibility of 7 T urea
CEST imaging in the human kidney and introduces UPTw contrast as a potential
biomarker of renal cyst function, opening new possibilities for noninvasive
assessment of cystic activity and cyst pathophysiology.
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| 13:46 |
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431-02-004.
A Frequency-Stabilized Breath-Hold Strategy for Robust Abdominal Chemical Exchange Saturation Transfer Imaging
Impact: This work introduces a
practical and efficient breath-hold CEST acquisition strategy for abdominal
imaging. The proposed method improves image quality and reproducibility while simplifying
the workflow and reducing total scan duration.
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| 13:48 |
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431-02-005.
Development and Evaluation of Non-subtractive Arterial Spin Labeling-based Renal Magnetic Resonance Angiography
Impact: This
technique enables reliable, non-contrast renal MRA, allowing safer vascular
visualization for patients with kidney impairment. It may replace CE-MRA or CTA for
specific indications, prompting new studies on diagnosing renal artery without
contrast agents.
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| 13:50 |
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431-02-006.
MR-driven non-rigid motion correction for liver PET using a free-breathing iNAV-based 3D Dixon sequence
Impact: This work demonstrates a clinically feasible MR-driven framework for respiratory motion correction in liver PET-MRI, enhancing lesion sharpness and quantitative accuracy while reducing scan time, thereby improving diagnostic confidence and paving the way for robust clinical implementation.
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| 13:52 |
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431-02-007.
Radial 4D Flow MRI identifies patients at high risk for bleeding from gastroesophageal varices
Impact: 4D flow MRI enables non-invasive identification of high-risk
gastroesophageal varices, potentially reducing unnecessary esophagogastroduodenoscopy.
By accurately detecting flow reversal and postprandial changes in the left
gastric vein, hepatologists can better target endoscopic treatment, improving
patient outcomes and optimizing resource utilization.
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| 13:54 |
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431-02-008.
Motion compensation in self-gated breath-held liver MRI using a Cartesian acquisition with spiral profile ordering
Impact: This work presents a motion compensation method for breath-held liver MRI using a Cartesian acquisition with spiral profile ordering (CASPR). The method enables the extraction of self-gating motion signals and enhances image robustness in patients unable to maintain consistent breath-holds.
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| 13:56 |
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431-02-009.
4D Motion-resolved Free-breathing Abdominal Fast Spin-Echo MRI Using Repeated k-t-subsampling and Artifact Minimization
Impact: 4D-iReKAM enhances the diagnostic utility
of free-breathing abdominal T2-weighted 4D MRI. By enabling high-quality FSE
imaging with motion artifact suppression, it enhances the visualization of
abdominal structures and lesions. This advancement supports accurate
respiratory state extraction during radiation therapy planning.
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| 13:58 |
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431-02-010.
Tumor Metabolism and pH Assessment by CEST-MRI for Prediction of Immune Activation Status following Radiotherarapy in LARC
Impact: CEST-MRI provides non-invasive biomarker for treatment response in patients with LARC one week after short-course radiotherapy. CEST metrics can characterize tumor metabolism and pH and predict immune activation status before immunotherapy,so as to identify patients who are adaptive for immunotherapy.
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| 14:00 |
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431-02-011.
Whole abdominopelvic distortion-free diffusion imaging at high isotropic resolution using Romer-EPTI
Impact: We
developed and extended Romer-EPTI technique to body diffusion MRI and achieved
whole abdominopelvic dMRI with high-isotropic resolution (1.5 mm iso), large
spatial coverage (450x276x276mm3), and significantly improved image
quality (SNR and distortion-free) within clinically acceptable scan times.
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| 14:02 |
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431-02-012.
PI-RADS v2.1–Based MRI Pathways for Detecting Prostate Cancer and Avoiding Unnecessary Biopsies: A Meta-Analysis
Impact: PI-RADS v2.1 enhances detection of clinically significant prostate cancer (csPCa) while reducing unnecessary biopsies and optimizing MRI-directed diagnostic pathways. This meta-analysis highlights standardized imaging quality and interpretation to improve diagnostic efficiency and patient safety in csPCa management across clinical settings
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| 14:04 |
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431-02-013.
Imaging the interplay between hypoxia & fibrosis during gynecologic cancer radiotherapy using R2* & LGE-IR-UTE MRI
Impact: Fibrosis accumulation within and around tumors during radiotherapy may
reduce oxygenation, decrease radiosensitivity, and affect response. In fifteen
patients imaged over several weeks, quantitative MRI revealed significant
global and regional correlations between fibrosis deposition and hypoxia within
remnant tumor regions.
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| 14:06 |
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431-02-014.
Investigating posture-induced changes in torso organ boundaries using Open 0.5T MRI: study towards optimising PPE coverage
Impact: An open 0.5T MRI can provide PPE manufacturers with key information on organ
positions in deployment-relevant postures. This can be utilised to optimise the coverage of body armour plates, but will also have applications in other sectors
involved in safety.
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| 14:08 |
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431-02-015.
PREFUL MRI as a Biomarker of Single-Dose and Sustained Bronchodilator Response in COPD: Evidence from a Randomized Trial
Impact: PREFUL MRI sensitively detected regional
ventilation, perfusion, and vascular improvements after a single dose of
tiotropium/olodaterol in COPD. Strong correlations with cardiopulmonary
measures and 129Xe MRI further support PREFUL’s potential as a
noninvasive biomarker for assessing bronchodilator treatment effects.
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431-02-016.
Free Breathing IVIM in the Liver using Bulk and Compressive Motion Compensation
Impact: Motion-robust free breathing IVIM reduced and improved predictability of scan times compared to respiratory triggered IVIM and demonstrated good-to-excellent test-retest repeatability in the liver. Therefore, motion-robust free breathing IVIM may enable clinical implementation and improve patient comfort.
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| 14:12 |
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431-02-017.
Utilization of 0.55 T for Prostate Imaging in Patients with Hip Prosthesis
Impact: Routine 0.55 T
MRI enables adequate prostate imaging in patients with hip implants, overcoming
severe artifact limitations at 1.5T/3T. This provides a practical diagnostic
solution for a growing population unable to benefit from effective MRI-based
prostate cancer surveillance and evaluation.
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© 2026 International Society for Magnetic Resonance in Medicine