Related Experiment Video
Updated: Jul 15, 2026
09:08
Acquiring Hyperpolarized 129Xe Magnetic Resonance Images of Lung Ventilation
Published on: November 21, 2023
Quantification of missing and overlapping data in multiple breath hold abdominal imaging.
Olivier Noterdaeme1, Fergus Gleeson, Rachel R Phillips
1Wolfson Medical Vision Laboratory, Department of Engineering Science, University of Oxford, Oxford OX1 3PJ, UK. olivier@robots.ox.ac.uk
European Journal of Radiology
|April 10, 2007
Summary
Magnetic resonance imaging (MRI) of the abdomen can miss areas due to multiple breath-holds. A new 3D visualization method quantifies and corrects these imaging gaps for better abdominal MRI analysis.
Area of Science:
- Medical Imaging
- Radiology
- Image Processing
Background:
- Abdominal MRI often uses multiple breath-holds, risking incomplete coverage of the region of interest.
- Assessing the extent of missed or overlapping areas in 2D slices is challenging.
Purpose of the Study:
- To present a method for quantifying imaging gaps in abdominal MRI.
- To offer a solution for ensuring contiguous data acquisition in abdominal MRI.
Main Methods:
- Manual delineation of the region of interest on a single breath-hold fast spoiled gradient echo (FSPGR) sequence.
- Alignment of images from separate breath-holds to a reference volume.
- Creation of a 3D visualization to highlight unimaged and repeatedly imaged areas.
Main Results:
- The 3D visualization clearly indicates the extent of unimaged and repeatedly imaged regions.
- The alignment method aids radiologists in accurately locating individual slices.
- The technique can be automated and implemented at the scanner console.
Conclusions:
- The proposed method effectively quantifies and visualizes gaps in abdominal MRI acquisition.
- Automated implementation ensures contiguous datasets for improved 3D analysis.
- This solution enhances diagnostic accuracy and efficiency in abdominal MRI.
