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Abstract #1489

Factor Analysis in Segmentation of 4D DCE-MRI Renal Studies

Borys Shuter1,2, Voreak Suybeng3, David A. Stringer4, Marica Cutajar5, Thomas Dissing6, Anni Eskild-Jensen7, Michael Pedersen8, Jrgen Frkir6, Jens Christian Djurhuus6, Ashraf Kassim3, Shih-Chang Wang1, Isky Gordon5

1Diagnostic Radiology, National University of Singapore, Singapore, Singapore; 2Diagnostic Imaging, National University Hospital, Singapore; 3Electrical and Computer Engineering, National University of Singapore, Singapore; 4KK Women's and Children's Hospital, Singapore; 5UCL Institute of Child Health, London, UK; 6Institute of Clinical Medicine, University of Aarhus, Denmark; 7Department of Nuclear Medicine, Aarhus University Hospital, Denmark; 8Institute of Clinical Medicine, University of Aarhus,, Denmark

Temporal information inherent in 4D DCE-MRI may be utilised to segment anatomy of clinical interest. Factor analysis is shown to be able to isolate renal compartments and other abdominal and thoracic organs in clinical studies and a porcine model of renal obstruction.