569-04-001 ISMRM Abstract

Accelerated Bloch-Siegert B1+ mapping using concentric ring sampling for 31P MRS in the muscle and liver at 7T

Primary: Acquisition & Reconstruction - Spectroscopy and spectroscopic imaging

Secondary: Body - Liver

569-04-001 · Spectroscopy: Acquisition and Reconstruction · Wednesday, 13 May, 2:35 PM–3:30 PM · Digital Posters Row J

Keywords: B1 Mapping Bloch-Siegert Accelerated Acquisition Fast MRSI Concentric-Ring Trajectory

Accepted

Alice Conner ¹, Aaron Axford¹, Ferenc E Mozes¹, Jabrane Karkouri², Fabian Niess³, Chris Rodgers⁴, Wolfgang Bogner³, Damian Tyler^1,5, Ladislav Valkovič^1,6

¹Oxford Centre for Clinical MR Research (OCMR), University of Oxford, Oxford, United Kingdom

²Wolfson Brain Imaging Centre, University of Cambridge, Cambridge, United Kingdom

³High Field MR Center, Department of Biomedical Imaging and Image-guided Therapy, Medical University of Vienna, Vienna, Austria

⁴Wolfson Brain Imaging Center, University of Cambridge, Cambridge, United Kingdom

⁵Department of Physiology, Anatomy and Genetics, University of Oxford, Oxford, United Kingdom

⁶Department of Imaging Methods, Institute of Measurement Science, Slovak Academy of Sciences, Bratislava, Slovakia, Slovakia

Presenting Author: Alice Conner

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. Valkovič, L. et al. Application of localized 31 P MRS saturation transfer at 7 T for measurement of ATP metabolism in the liver: reproducibility and initial clinical application in patients with non-alcoholic fatty liver disease. Eur. Radiol. 24, 1602–1609 (2014). DOI: https://doi.org/10.1007/S00330-014-3141-X [doi]

2. Stoll, V. M. et al. Dilated cardiomyopathy: phosphorus 31 MR spectroscopy at 7 T. Radiology 281, 409–417 (2016). https://doi.org/10.1148/radiol.2016152629 [doi]

3. Clarke, W. T., Robson, M. D., Neubauer, S. & Rodgers, C. T. Creatine kinase rate constant in the human heart measured with 3 D‐localization at 7 tesla. Magn. Reson. Med. 78, 20–32 (2017). https://doi.org/10.1002/mrm.26357 [doi]

4. Clarke, W. T. et al. Three‐dimensional, 2.5‐minute, 7T phosphorus magnetic resonance spectroscopic imaging of the human heart using concentric rings. NMR Biomed. 36, e4813 (2023). https://doi.org/10.17863/CAM.88299 [doi]

5. Conner, A. et al. Accelerated Bloch-Siegert B1+ Mapping using Concentric Ring 31P-MRSI at 7T. BIC-ISMRM (2025).

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/569-04-001