565-03-001 ISMRM Abstract

3D EPI Enables Population Receptive Field Mapping with Ultra-High Spatiotemporal Resolution

Primary: Brain Function and fMRI - fMRI Acquisition

Secondary: Acquisition & Reconstruction - Artifacts and Correction Strategies

565-03-001 · Mesoscale Functional MRI and Acquisition Strategies · Wednesday, 13 May, 1:40 PM–2:35 PM · Digital Posters Row F

Keywords: 3D-EPI BOLD-fMRI Ultra-high resolution fMRI Visual cortex PRF Mapping

Accepted

Dominik Zuschlag ¹, David Linhardt¹, Rüdiger Stirnberg², Christian Windischberger¹

¹Medical University of Vienna, Vienna, Austria

²MR Physics, Bonn, Germany

Presenting Author: Dominik Zuschlag

Synopsis

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References

1. Chai Y, Zhang R-Y. Exploring methodological frontiers in laminar fMRI. Psychoradiology 2024;4:kkae027. https://doi.org/10.1093/psyrad/kkae027. [doi]

2. Klein BP, Fracasso A, van Dijk JA, Paffen CLE, te Pas SF, Dumoulin SO. Cortical depth dependent population receptive field attraction by spatial attention in human V1. NeuroImage 2018;176:301–12. https://doi.org/10.1016/j.neuroimage.2018.04.055. [doi]

3. Fracasso A, Petridou N, Dumoulin SO. Systematic variation of population receptive field properties across cortical depth in human visual cortex. NeuroImage 2016;139:427–38. https://doi.org/10.1016/j.neuroimage.2016.06.048. [doi]

4. Lee H, Stirnberg R, Stöcker T, Uludağ K. Comparison of 2D and 3D EPI for high-resolution functional imaging at 7T MRI. Proc. Int. Soc. Magn. Reson. Med., vol. 28, 2020, p. 3882.

5. Dowdle LT, Vizioli L, Moeller S, Akçakaya M, Olman C, Ghose G, et al. Evaluating increases in sensitivity from NORDIC for diverse fMRI acquisition strategies. NeuroImage 2023;270:119949. https://doi.org/10.1016/j.neuroimage.2023.119949. [doi]

6. Stirnberg R, Stöcker T. Segmented K-space blipped-controlled aliasing in parallel imaging for high spatiotemporal resolution EPI. Magn Reson Med 2021;85:1540–51. https://doi.org/10.1002/mrm.28486. [doi]

7. Mittal S, Woletz M, Linhardt D, Windischberger C. GEM-pRF: GPU-Empowered Mapping of Population Receptive Fields for Large-Scale fMRI Analysis. bioRxiv 2025:2025.05.16.654560. https://doi.org/10.1101/2025.05.16.654560. [doi]

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http://echo.ismrm.org/p/ISMRM2026/565-03-001