ISMRM25 - Novel Methods & Applications in Cardiovascular MR

ISMRM & ISMRT Annual Meeting & Exhibition • 10-15 May 2025 • Honolulu, Hawai'i

Novel Methods & Applications in Cardiovascular MR

Power Pitch

Cardiovascular

Monday, 12 May 2025

Power Pitch Theatre 2

16:00 - 18:00

Moderators: Pauline Gut & Zhaoyang Fan

Session Number: PP-09

No CME/CE Credit

16:00		Screen Number: 26 0348. Impaired right atrial function before right ventricle systolic dysfunction: clinical utility and prognostic value in pulmonary hypertension View Presentation Video F. Yang, Y. Yan, Z. Yang, Z. Zhang, D. Li Tianjin Medical University General Hospital, Tianjin, China Impact: Early detection of PH before RVSD by RA function from CMR can monitor the disease progression and long-term prognosis in patients with PH, so as to prevent treatment failure and improve the prognosis.
16:02		Screen Number: 27 0349. Imaging of Whole Body Oxygen Consumption and its Fick Determinants During Exercise: Real-Time Exercise CMR and Venous Oximetry View Presentation Video S. Foulkes, R. Skow, J. Grenier, C. Tomczak, D. Perkins, H. Mugele, M. Nelson, A. La Gerche, J. Lawley, M. Haykowsky, R. Thompson University of Alberta, Edmonton, Canada Impact: An MRI approach that combines real-time CMR with magnetic-susceptometry-based measures of SvO2 is feasible and allows for accurate quantification of peak VO₂ and its Fick determinants (CO x a-vO₂diff) without the need for invasive catheters.
16:04		Screen Number: 28 0350. Immediate cardiovascular response to Fontan fenestration test occlusion: insights from interventional cardiac MR and biomechanical modeling View Presentation Video M. Gusseva, H. Dahshi, S. Reddy, Y. Arar, A. Divekar, T. Hussain UT Southwestern Medical Center , Dallas, United States Impact: In patients with Fontan circulation the relationship between fluid dynamic efficiency in total cavopulmonary connection and myocardial mechanics can be investigated by interventional CMR and biomechanical modeling. The proposed framework allows to investigate immediate cardiovascular response to fenestration test occlusion.
16:06		Screen Number: 29 0351. Free-running Fast-Interrupted Steady-State 5D whole-heart MRI of congenital heart disease patients without the use of contrast agents View Presentation Video C. Roy, T. Rutz, J. Schwitter, J. Yerly, M. Stuber Lausanne University Hospital (CHUV) and University of Lausanne (UNIL), Lausanne, Switzerland Impact: Free-running Fast-Interrupted Steady-State 5D whole-heart MRI enables the evaluation of the cardiac anatomy in patients with congenital heart disease within a fixed six-minute scan time and without contrast agents.
16:08		Screen Number: 30 0352. Cardiac MRI derived ventricular-arterial coupling ratio predicts myocardial energetics in patients with congenital heart disease View Presentation Video N. Banga, T. Hussain, M. Gusseva UT Southwestern Medical Center, Dallas, United States Impact: Ventricular arterial coupling (arterial (Ea)/ventricular (Ees) elastance) was a strong predictor of ventricular efficiency ratio (SW/SW+PE). CMR-derived VAC (ESV/SV) was equivalent to Ea/Es suggesting the potential of ESV/SV to be an important indicator of cardiovascular energetics.
16:10		Screen Number: 31 0353. Toward a 6-minute quantitative multi-dimensional assessment of cardiovascular system (qMACS) View Presentation Video Q. Kong, Y. Chen, J. Chen, J. Xiao, S. X. Cui, A. G. Christodoulou, D. Li, J. C. Wood, Z. Fan University of Southern California, Los Angeles, United States Impact: qMACS is a time-efficient and patient-friendly technique for simultaneous quantitative and qualitative imaging of the whole cardioaortic system and may be used as a gatekeeper approach to the diagnosis of a variety of cardiovascular diseases.
16:12		Screen Number: 32 0354. Evaluation of Regurgitation Fraction in Repaired Tetralogy of Fallot Using 2D-PC and 4D Flow MRI View Presentation Video H. MORI, M. NAGAO, M. Jinzaki, H. Hamano Keio University School of Medicine, Tokyo, Japan Impact: This study enhances the reliability of 4D Flow MRI for RF measurement in TOF patients by comparing it to 2D-PC. 4D Flow assessment helps explore optimal measurement sites, leading to more accurate evaluations and better management of pulmonary regurgitation.
16:14		Screen Number: 33 0355. Wideband myocardial T2 mapping in patients with implantable cardiac devices at 1.5T View Presentation Video P. Gut, D. Kim, H. Cochet, F. Sacher, P. Jaïs, M. Stuber, A. Bustin University Hospital of Lausanne, Lausanne, Switzerland Impact: The proposed wideband T2 mapping sequence represents a significant advancement in myocardial T2 mapping for patients with implantable cardiac devices, offering a reliable method for assessing myocardial inflammation and edema, where conventional methods fail.
16:16		Screen Number: 34 0356. Quantification of myocardial oxygen consumption and myocardial external efficiency using cardiac MRI: a pilot study in post-MI HFrEF patients View Presentation Video L-T Huang, H. Zhang, R. Zhang, C-C Yang, H. Ho, A. Malagi, Y. Huang, X. Li, J. Zepeda, G. Yoosefian, X. Zhang, J. Wei, A. C. Kwan, M. D. Nelson, X. Bi, A. Christodoulou, N. B. Merz, D. Li, R. Dharmakumar, G. Wang, H-j Yang National Cheng Kung University Hospital, Tinan, Taiwan Impact: The non-invasive and radiation-free GRE T2-weighted inversion recovery CMR technique can evaluate myocardial oxidative embolism and assess myocardial performance efficiency, which is lower in post-MI HF patients.
16:18		Screen Number: 35 0357. 3D joint bright blood and black blood imaging technique for multi-parametric imaging of carotid artery: feasibility and clinical application View Presentation Video N. Xu, H. Qiao, S. Chen, Z. Xu, Z. Ning, S. Yu, X. Zhao Center for Biomedical Imaging Research, School of biomedical engineering, Tsinghua Univeristy, Beijing, China Impact: This work provides a potential qualitative and quantitative carotid artery imaging technique from multi-contrast imaging to multi-paramertic imaging, abundant information can be derived from this set of images.
16:20		Screen Number: 36 0358. Reduced CMR right/left ventricular blood pool T2 ratio indicates cognitive impairment in heart failure Y. Cui, C. Zheng, S. Gu, J. Si, K. Xiao, Y. Hu, Y. Yang, J. Li, J. Lu Xuanwu Hospital, Capital Medical University, Beijing, China Impact: Right/left ventricular blood pool T2 ratio is a complementary index of venous and arterial blood oxygenation difference based on routine T2 mapping and may serve as a simple and noninvasive indicator for cognitive impairment in patients with heart failure.
16:22		Screen Number: 37 0359. Prognostic Utility of Left Atrial Strain to Predict Atrial Fibrillation in Hypertrophic Cardiomyopathy: Insights from the NHLBI HCM Registry View Presentation Video O. Agnel, N. Beyhoff, M. Fenski, C. Botrous, Y. J. G. Tan, R. Smillie, H. Watkins, W. Weintraub, R. Kwong, M. Jerosch-Herold, C. Ho, M. Desai, P. Desvigne-Nickens, D-Y Kim, S. Dolman, J. Brekke, J. DiMarco, P. Kolm, C. Kramer, S. Neubauer, B. Raman University of Oxford, Oxford, United Kingdom Impact: Our findings suggest that left atrial (LA) strain is an independent predictor of atrial fibrillation in patients with hypertrophic cardiomyopathy. Assessment of LA strain may thus improve prognostic risk assessment and clinical management in the future.
16:24		Screen Number: 38 0360. Predictive potential of left ventricular and left atrial myocardial strain when combined with the GRACE score in NSTEMI patients View Presentation Video Y. Zhao, Y. Shi, J. Lian, P. Liu The First Affiliated Hospital of Harbin Medical University, Harbin, China Impact: The integration of myocardial strain assessment with the GRACE score enhances the prediction of patient outcomes, thereby providing clinicians with more effective guidance in patient management
16:26		Screen Number: 39 0361. Non-invasive mapping of turbulence on relative pressure fields – extending full-field estimators using Reynolds stress imaging View Presentation Video D. Marlevi, T. Ebbers, D. Nordsletten Karolinska Institutet, Stockholm, Sweden Impact: Using a theoretical Reynolds decomposition of velocity and pressure and leveraging Reynolds stress imaging through ICOSA6 4D Flow MRI, we show how spatial mapping of turbulent relative pressure fields is achievable, opening for detailed non-invasive assessment of turbulent hemodynamic behavior.
16:28		Screen Number: 40 0362. Inline Implementation of a Multi-Breathhold 3D Cine Framework: A Feasibility Study View Presentation Video K. Kunze, I. Watson, O. Goldman, A. Chiribiri, R. Neji Siemens Healthcare Limited, Camberley, United Kingdom Impact: We propose a 3D cine CMR framework acquiring data efficiently over 2-3 of breathholds and a reconstruction that can handle potential inter-breathhold motion. Images can be retrospectively reformatted into desired slice positions minimising operator input at scan time.
16:30		Screen Number: 41 0363. Accelerated Joint T1-T2 Fitting in Cardiac Magnetic Resonance Multitasking Using Extended Phase Graph Dictionaries View Presentation Video K. Eyre, A. Christodoulou, X. Mao, T. Cao, Z. Chen, P. Calarnou, C. Roy, M. Benovoy, M. Friedrich, M. Chetrit, J. Yerly McGill University Health Centre, Montreal, Canada Impact: The significant reduction of T1-T2 fitting times through EPG dictionary matching improves the post-processing workflow of 3D Multitasking, potentially bringing the technology closer to clinical workflow integration.
16:32		Screen Number: 42 0364. Motion-robust approach for 4D cardiac MRI using 2D real-time acquisitions and slice-to-volume reconstruction (SVR) View Presentation Video Y. Tian, A. Joshi, K. Lee, P. Garg, J. Zaman, J. Detterich, J. Wood, K. Nayak University of Southern California , Los Angeles , United States Impact: This approach enables 1 mm³ isotropic 4D cardiac cine with zero patient corporation, within an averaged 8:47±1:02 minutes acquisition. This approach may be beneficial in patients that are non-cooperative, children, and those with irregular breathing and/or arrhythmia.
16:34		Screen Number: 43 0365. Improved and automated detection of papillary muscle infarction using joint bright- and black-blood LGE MRI View Presentation Video T. Richard, V. de Villedon de Naide, V. Nogues, T. Génisson, K. Narceau, P. Gut, M. Villegas-Martinez, K. He, R. Klaar, B. Durand, T. Boullé, S. Sridi, J-D Maes, K. Vlachos, G. Caluori, P. Jaïs, M. Stuber, H. Cochet, A. Bustin IHU LIRYC, Electrophysiology and Heart Modeling Institute, Université de Bordeaux, INSERM, Centre de Recherche Cardio-Thoracique de Bordeaux, U1045, Bordeaux, France Impact: As PMI is a key information for the prognosis of patients suffering from acute coronary syndrome such as myocardial infarction, improving the precision of its diagnosis using SPOT is crucial for better patient care.
16:36		Screen Number: 44 0366. A nitric oxide-targeted T1 contrast agent for in vivo molecular MR imaging of inflammation in heart failure View Presentation Video A. Hong, H-L Cheng University of Toronto, Toronto, Canada Impact: This new NO-activatable T₁ contrast agent can be used to study the dynamics of NO in pathological processes. It holds the potential to diagnose inflammatory disease early, characterize stages of inflammation, and ultimately guide the design of anti-inflammation therapeutics.
16:38		Screen Number: 45 0367. 0.55T characterization of patients with cardiomyopathy View Presentation Video W. P. Bandettini, C. Mancini, R. Ramasawmy, S. Kumar, A. Campbell-Washburn National Heart, Lung, and Blood Institute, National Institutes of Health, Bethesda, United States Impact: Cardiomyopathies comprise >20% of clinical referrals to CMR, and phenotyping uses multiple pulse sequences pre- and post-contrast. This patient population is high priority for assessment by 0.55T. Our results indicate accurate clinical interpretation of 0.55T CMR for patients with cardiomyopathies.
16:40		Screen Number: 46 0368. 3D Whole-Ventricle Cardiac Phase-Resolved Dynamic Ferumoxytol-Enhanced Imaging with MR Multitasking View Presentation Video X. Chen, K-L Nguyen, A. Christodoulou Department of Radiological Sciences, David Geffen School of Medicine at UCLA, Los Angeles, United States Impact: We proposed a dynamic ferumoxytol-enhanced cardiac MRI technique which has 3D whole-ventricle coverage and is non-ECG gated and free-breathing. It may provide the groundwork for a comprehensive assessment of myocardial blood flow and blood volume in a single acquisition.
16:42		Screen Number: 47 0369. Prognostic Value of Left Atrial Strain Analysis by using CMR Feature Tracking Technology for patients with Acute Myocarditis View Presentation Video X. Gu, Y. Chen, C. Tang, C. Tang, G. Wang, Y. Yunling Li, Y. Zhao, J. Lian, S. Liu, B. Yu The Second Affiliated Hospital of Harbin Medical University, haerbin, China Impact: The reduction in LA reservoir strain has been found the independent predictive value in predicting clinical outcomes of patients with acute myocarditis.
16:44		Screen Number: 48 0370. Characterizing Exercise-Induced Changes in Myocardial Microcirculation Using CMR First-Pass Perfusion Imaging View Presentation Video C. Li, J. Chen, X. Zhang The Affiliated Hospital, Southwest Medical University, Luzhou, China Impact: The established prediction model that combines first-pass perfusion parameters demonstrates strong predictive capabilities and may be beneficial for screening athletes with CR and/or MF.
16:46		Screen Number: 49 0371. Motion-Robust MR Coronary Angiography and Interleaved Stack-of-Stars (iSoS) with ASL Myocardium Perfusion View Presentation Video M. Miyazaki, V. Malis, D. Vucevic, Y. Kuwatsuru, H. Ota, Y. Tada, P. Kim University of California, San Diego, La Jolla, United States Impact: The motion robust MRCA achieves a sub-5-minute scan time for all subjects. Interleaved SoS (iSoS) inherits motion robustness by oversampling the kx-ky center of k-space without respiratory compensation. Combined with MRCA, iSoS perfusion provides valuable insights into myocardial blood supply.
16:48		Screen Number: 50 0372. FEelMRI: a simple and extensible Python library for the generation of synthetic MR images from finite elements simulations View Presentation Video H. Mella, S. Uribe, J. Sotelo Pontificia Universidad Católica de Valparaíso, Valparaíso, Chile Impact: FEelMRI enables rapid and flexible generation of synthetic MR images from FE models, significantly reducing computational costs and expanding possibilities in MRI research. This novel tool facilitates the study of MRI under complex physiological conditions, enhancing research capabilities and applications.

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