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AJNR - American Journal of Neuroradiology

Published ahead of print on November 1, 2007
doi: 10.3174/ajnr.A0813

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Comparison of Three Different Methods for Measurement of Cervical Cord Atrophy in Multiple Sclerosis

R. Zivadinov^a,b, A.C. Banas^a, V. Yella^b, N. Abdelrahman^b, B. Weinstock-Guttman^a and M.G. Dwyer^b

^a Jacobs Neurological Institute, Department of Neurology, University at Buffalo, State University of New York, Buffalo, NY
^b Buffalo Neuroimaging Analysis Center, Department of Neurology, University at Buffalo, State University of New York, Buffalo, NY

View larger version (28K): [in this window] [in a new window]   Fig 1. Cervical cord identification and quantification. Left, Original cervical 3D SPGR-T1WI. Center, Edge-detection image. Right, Cord edges identified by operator.

View larger version (23K): [in this window] [in a new window]   Fig 2. Cervical canal identification and quantification. Left, Original cervical T2WI. Center, Edge-detection image. Right, Spinal canal edge identified by operator.

View larger version (22K): [in this window] [in a new window]   Fig 3. Correlation of cervical cord absolute volume and brain parenchyma fraction with disability, as measured by EDSS.