401-04-006 ISMRM Abstract

Quantify TAVR Relieved Metabolic Stress in Aortic Stenosis Patients using Noninvasive Coronary Sinus Oximetry by CMR

Primary: Cardiovascular - Vascular and Vessel Wall

Secondary: Acquisition & Reconstruction - Quantitative Imaging: relaxometry, multi-parametric, MR Fingerprinting, and synthetic MRI

401-04-006 · Metabolism · Tuesday, 12 May, 4:00 PM–5:50 PM · Hall 1A

Keywords: Quantitative MRI Blood Oxygenation Aortic stenosis Cardiac Low-rank reconstruction

Accepted

Chia Chi Yang ¹, Henghui Zhang², Li-Ting Huang³, Ranran Zhang², Archana Malagi¹, Yuheng Huang¹, Xinheng Zhang¹, Hsu-Lei Lee¹, George D Thornton^1,4,5, Hasanian Al-Jilaihawi⁵, Xiaoming Bi⁶, Chang Gao¹, Debiao Li^1,7, Guan Wang², Hsin-Jung Yang¹

¹Biomedical Imaging Research Institute, Cedars-Sinai Medical Center, Los Angeles, United States of America

²The First Hospital of China Medical University, Shenyang, China

³National Cheng Kung University Hospital, Tainan, Taiwan

⁴Institute of Cardiovascular Science, University College of London, UCL, London, United Kingdom

⁵Cedars-Sinai Smidt Heart Institute, Cedars-Sinai Medical Center, Los Angeles, United States of America

⁶MR R&D Collaborations, Siemens Medical Solutions USA, Inc., Malvern, United States of America

⁷Department of Bioengineering, University of California Los Angeles, Los Angeles, United States of America

Presenting Author: Chia Chi Yang

Synopsis

Motivation:

Goals:

Approach:

Results:

Full abstract & presentation

The full text, figures, and any recorded presentation for this abstract are not shown here. Log in if you are a member or registered attendee with access.

Full abstracts, figures, and presentations for Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition are available to registered attendees. This content becomes freely available to the public roughly two years after the meeting.

To request or purchase access, contact the ISMRM Central Office at info@ismrm.org.

References

1. Smucker, M. L., Tedesco, C. L., Manning, S. B., Owen, R. M., & Feldman, M. D. (1988). Demonstration of an imbalance between coronary perfusion and excessive load as a mechanism of ischemia during stress in patients with aortic stenosis. Circulation, 78(3), 573–582. https://doi.org/10.1161/01.cir.78.3.573 [doi]

2. C. C. Yang, L. T. Huang, A. Malagi, Y. Huang, G. Yoosefian, X. Zhang, X. Guan, H. L. Lee, X. Bi, C. Gao, F. Han, A. G. Christodoulou, D. Li, H. Han, R. Dharmakumar, H. J. Yang. Non-invasive, whole-heart assessment of myocardial volume oxygen consumption (MVO2) using high-resolution, free-running coronary sinus MR blood oximetry- proof of concept study in pigs with invasive validation. Journal of Cardiovascular Magnetic Resonance, Volume 27, Supplement 1, 2025, 101282, ISSN 1097-6647, https://doi.org/10.1016/j.jocmr.2024.101282. [doi]

3. Christodoulou, A.G., Shaw, J.L., Nguyen, C. et al. Magnetic resonance multitasking for motion-resolved quantitative cardiovascular imaging. Nat Biomed Eng 2, 215–226 (2018). https://doi.org/10.1038/s41551-018-0217-y [doi]

4. Luz, Z., and S. Meiboom. "Nuclear magnetic resonance study of the protolysis of trimethylammonium ion in aqueous solution—order of the reaction with respect to solvent." The Journal of Chemical Physics 39.2 (1963): 366-370. https://doi.org/10.1063/1.1734254 [doi]

5. Wright, Graham A., Bob S. Hu, and Albert Macovski. "Estimating oxygen saturation of blood in vivo with MR imaging at 1.5 T." Journal of Magnetic Resonance Imaging 1.3 (1991): 275-283. https://doi.org/10.1002/jmri.1880010303 [doi]

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/401-04-006