Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
461-06-007 ISMRM Abstract

High-resolution mapping of TMS-induced BOLD responses to motor cortex stimulation across the whole brain using the RF Cap.

Primary: Brain Function and fMRI - fMRI & Neuromodulation
Secondary: Neuro - Neuromodulation
461-06-007 · Multimodal Acquisitions for Brain Function Studies · Tuesday, 12 May, 4:55 PM–5:50 PM · Digital Posters Row B
Keywords: Effective Connectivity Neuroscience
Accepted
Lucia I Navarro de Lara 1, Evgenii Kim1, Danyal F Bhutto1, Mohammad Daneshzand1, Aapo Nummenmaa1
1Department of Radiology, Athinoula A. Martinos Center for Biomedical Imaging, Massachusetts General Hospital and Harvard Medical School, Charlestown, United States of America
Presenting Author: Lucia I Navarro de Lara

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.

Log in

References

1. A. T. Barker, R. Jalinous, and I. L. Freeston, ‘Non-invasive magnetic stimulation of the human cortex’, The Lancet, vol. 1, pp. 1106–1107, 1985.
2. D. E. Bohning et al., ‘A Combined TMS / fMRI Study of Intensity-Dependent TMS Over Motor Cortex’, Biol Psychiatry, vol. 45, pp. 385–394, 1999.
3. S. Bestmann, J. Baudewig, H. R. Siebner, J. C. Rothwell, and J. Frahm, ‘Subthreshold high-frequency TMS of human primary motor cortex modulates interconnected frontal motor areas as detected by interleaved fMRI-TMS’, Neuroimage, vol. 20, no. 3, pp. 1685–1696, Nov. 2003, doi: 10.1016/j.neuroimage.2003.07.028. [doi]
4. S. Bestmann, J. Baudewig, H. R. Siebner, J. C. Rothwell, and J. Frahm, ‘Functional MRI of the immediate impact of transcranial magnetic stimulation on cortical and subcortical motor circuits.’, Eur J Neurosci, vol. 19, no. 7, pp. 1950–62, Apr. 2004, doi: 10.1111/j.1460-9568.2004.03277.x. [doi]
5. S. Denslow, M. Lomarev, M. S. George, and D. E. Bohning, ‘Cortical and subcortical brain effects of transcranial magnetic stimulation (TMS)-induced movement: an interleaved TMS/functional magnetic resonance imaging study.’, Biol Psychiatry, vol. 57, no. 7, pp. 752–60, Apr. 2005, doi: 10.1016/j.biopsych.2004.12.017. [doi]
6. L. I. Navarro de Lara et al., ‘The RF Cap: a 26-channel flexible RF coil cap for optimized concurrent TMS/fMRI experiments at 3T’, Imaging Neuroscience, Sep. 2025, doi: 10.1162/imag.a.922. [doi]
7. R. W. Cox, ‘AFNI: Software for Analysis and Visualization of Functional Magnetic Resonance Neuroimages’, 1996.
8. M. Jenkinson, C. F. Beckmann, T. E. J. Behrens, M. W. Woolrich, and S. M. Smith, ‘FSL’, Neuroimage, vol. 62, no. 2, pp. 782–790, Aug. 2012, doi: 10.1016/J.NEUROIMAGE.2011.09.015. [doi]
9. S. N. Makaroff et al., ‘A fast direct solver for surface-based whole-head modeling of transcranial magnetic stimulation’, Sci Rep, vol. 13, no. 1, Dec. 2023, doi: 10.1038/s41598-023-45602-5. [doi]
10. F. Rafiei and D. Rahnev, ‘TMS Does Not Increase BOLD Activity at the Site of Stimulation: A Review of All Concurrent TMS-fMRI Studies’, Jul. 01, 2022, Society for Neuroscience. doi: 10.1523/ENEURO.0163-22.2022. [doi]

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/461-06-007