Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
664-03-011 ISMRM Abstract

Detecting Swallowing with Pilot Tone

Primary: Analysis Methods - Segmentation and Detection
Secondary: Acquisition & Reconstruction - Non-AI methods
664-03-011 · Innovations in Head and Neck Imaging: From Coil Design to Clinical Impact · Thursday, 14 May, 1:40 PM–2:35 PM · Digital Posters Row E
Keywords: Pilot Tone Head and Neck Motion Detection Digital signal processing Principal component analysis
Accepted
Andrew E Mosier1,2, Jessie EP Sun1,2, Madison E Kretzler1,2, Reid Bolding1,2, Rasim Boyacioglu 2,3, Ari Blitz1,2, Daniel A Herzka1,2
1Department of Radiology, Case Western Reserve University, Cleveland, United States of America
2Department of Radiology, University Hospitals, Cleveland, United States of America
3Department of Biomedical Engineering, Case Western Reserve University, Cleveland, United States of America
Presenting Author: Rasim Boyacioglu

Synopsis

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References

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2. Alsibani A, Alqahtani A, Almohammadi R, Islam T, Alessa M, Aldhahri SF, Al-Qahtani KH. Comparing the Efficacy of CT, MRI, PET-CT, and US in the Detection of Cervical Lymph Node Metastases in Head and Neck Squamous Cell Carcinoma with Clinically Negative Neck Lymph Node: A Systematic Review and Meta-Analysis. Journal of Clinical Medicine. 2024; 13(24):7622. doi:10.3390/jcm13247622 [doi]
3. Ooi MB, Krueger S, Thomas WJ, Swaminathan SV, Brown TR. Prospective real-time correction for arbitrary head motion using active markers. Magn. Reson. Med. 2009; 62: 943-954. doi:10.1002/mrm.22082 [doi]
4. Speier P, Fenchel M, Rehner R. PT-Nav: A novel respiratory navigation method for continuous acquisitions based on modulation of a pilot tone in the MR-receiver. Proc ESMRMB. 2015; 129: 97 – 98. doi:10.1007/s10334-015-0487-2. [doi]
5. Kretzler M, Huang S, Sun J, Bittencourt L, Chen Y, Griswold M, Boyacioglu R. Free-breathing qRF-MRF with pilot tone respiratory motion navigator for T1, T2, T2*, and off-resonance mapping of the human body at 3 T. Magnetic Resonance Materials in Physics, Biology and Medicine. 2025; 38(1):85-95. doi:10.1007/s10334-024-01209-z [doi]
6. Vahle T, Bacher M, Rigie D, et al. Respiratory Motion Detection and Correction for MR Using the Pilot Tone: Applications for MR and Simultaneous PET/MR Examinations. Invest Radiol. 2020 Mar;55(3):153-159. doi:10.1097/RLI.0000000000000619 [doi]
7. Ludwig J, Speier P, Seifert F, Schaeffter T, Kolbitsch C. Pilot tone–based motion correction for prospective respiratory compensated cardiac cine MRI. Magn Reson Med. 2021; 85: 2403–2416.doi: 10.1002/mrm.28580 [doi]
8. Huang S, Boyacioglu R, Bolding R, MacAskill C, Chen Y, Griswold M. Free-Breathing Abdominal Magnetic Resonance Fingerprinting Using a Pilot Tone Navigator. J Magn Reson Imaging. 2021 Oct;54(4):1138-1151. doi:10.1002/jmri.27673 [doi]
9. Curtis D, Cruess D, Dachman AH, Maso E. Timing in the normal pharyngeal swallow. Prospective selection and evaluation of 16 normal asymptomatic patients. Invest. Radiol. 1984; 19(6): 523-9. doi: 10.1097/00004424-198411000-00009 [doi]

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/664-03-011