Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
361-03-001 ISMRM Abstract

Absolute thermometry at 7T using semiadiabatic spectral-spatial spectroscopic imaging (SASSI): phantom results

Primary: Contrast Mechanisms - Thermometry
Secondary: Contrast Mechanisms - Spectroscopy
361-03-001 · Thermometry and Other Contrast Mechanisms · Monday, 11 May, 1:50 PM–2:45 PM · Digital Posters Row B
Keywords: Thermometry/Thermotherapy MRSI Phantom study Brain Temperature MRS Thermometry
Accepted
Christoph Maier 1, Susanna Weber1, Gaurav Verma2, Bili Wang3, Priti Balchandani2,4,5,6, seena Dehkharghani7,8, Leeor Alon1
1Bernard and Irene Schwartz Center for Biomedical Imaging, Department of Radiology, New York University Grossman School of Medicine, New York, New York, United States of America
2BioMedical Engineering and Imaging Institute (BMEII), Icahn School of Medicine at Mount Sinai, New York, United States of America
3New York University Grossman School of Medicine, New York, United States of America
4Diagnostic, Molecular and Interventional Radiology, Icahn School of Medicine at Mount Sinai, New York, United States of America
5Neuroscience, Icahn School of Medicine at Mount Sinai, New York, United States of America
6Psychiatry, Icahn School of Medicine at Mount Sinai, New York, United States of America
7Department of Radiology, Stanford Medicine, Stanford, United States of America
8Department of Radiology, New York University Grossman School of Medicine, New York, United States of America
Presenting Author: Christoph Maier

Synopsis

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References

1. S. Dehkharghani, D. Qiu, MR Thermometry in Cerebrovascular Disease: Physiologic Basis, Hemodynamic Dependence, and a New Frontier in Stroke Imaging. AJNR Am J Neuroradiol 41, 555–565 (2020).
2. D. Sung, et al., Comparisons of healthy human brain temperature predicted from biophysical modeling and measured with whole brain MR thermometry. Sci Rep 12, 19285 (2022).
3. E. B. Cady, P. C. D’Souza, J. Penrice, A. Lorek, The estimation of local brain temperature by in vivo 1H magnetic resonance spectroscopy. Magn Reson Med 33, 862–867 (1995).
4. G. Jona, E. Furman-Haran, R. Schmidt, Realistic head-shaped phantom with brain-mimicking metabolites for 7 T spectroscopy and spectroscopic imaging. NMR Biomed 34, e4421 (2021).
5. B. Wang, et al., A radially interleaved sodium and proton coil array for brain MRI at 7 T. NMR Biomed 34, e4608 (2021).
6. R. E. Feldman, P. Balchandani, A semiadiabatic spectral-spatial spectroscopic imaging (SASSI) sequence for improved high-field MR spectroscopic imaging. Magn Reson Med 76, 1071–1082 (2016).
7. T. W. J. Scheenen, D. W. J. Klomp, J. P. Wijnen, A. Heerschap, Short echo time 1H-MRSI of the human brain at 3T with minimal chemical shift displacement errors using adiabatic refocusing pulses. Magn Reson Med 59, 1–6 (2008).
8. S. Dehkharghani, et al., Proton resonance frequency chemical shift thermometry: experimental design and validation toward high-resolution noninvasive temperature monitoring and in vivo experience in a nonhuman primate mode

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/361-03-001