Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
567-06-012 ISMRM Abstract

Semi-automated analysis to improve quantification consistency of whole-brain oxygen metabolism

Primary: Analysis Methods - Segmentation and Detection
Secondary: Contrast Mechanisms - Oxygenation
567-06-012 · Novel Contrast Mechanisms II · Wednesday, 13 May, 4:55 PM–5:50 PM · Digital Posters Row H
Keywords: Segmentation Cerebral metabolic rate of oxygen Cerebral blood flow (CBF)
Accepted
Min Chih Shih1, Rou-Rong Chen1, Yu-Hsien Chen1, Yu-Sin Yang1, Felix W Wehrli2, Pei-Hsin Wu1
1Department of Electrical Engineering, National Sun Yat-sen University, Kaohsiung., Taiwan
2University of Pennsylvania, Philadelphia, United States of America
Presenting Author: Tzu Cheng Chao

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. Rolfe, D.F. and G.C. Brown, Cellular energy utilization and molecular origin of standard metabolic rate in mammals. Physiol Rev, 1997. 77(3): p. 731–58.
2. Kety, S.S. and C.F. Schmidt, The Effects of Altered Arterial Tensions of Carbon Dioxide and Oxygen on Cerebral Blood Flow and Cerebral Oxygen Consumption of Normal Young Men. J Clin Invest, 1948. 27(4): p. 484–92.
3. Otsu, N., A threshold selection method from gray-level histograms. IEEE transactions on systems, man, and cybernetics, 1979. 9(1): p. 62–66.
4. Adams, R. and L. Bischof, Seeded region growing. IEEE Transactions on pattern analysis and machine intelligence, 1994. 16(6): p. 641–647.
5. Herscovitch, P. and M.E. Raichle, What is the correct value for the brain--blood partition coefficient for water? J Cereb Blood Flow Metab, 1985. 5(1): p. 65–9.
6. Dunas, T., et al., Accuracy of blood flow assessment in cerebral arteries with 4D flow MRI: Evaluation with three segmentation methods. J Magn Reson Imaging, 2019. 50(2): p. 511–518.
7. Jain, V., M.C. Langham, and F.W. Wehrli, MRI estimation of global brain oxygen consumption rate. J Cereb Blood Flow Metab, 2010. 30(9): p. 1598–607.

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/567-06-012