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AJNR - American Journal of Neuroradiology

Published ahead of print on June 19, 2008
doi: 10.3174/ajnr.A1133

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Chikungunya Encephalomyeloradiculitis: Report of 2 Cases with Neuroimaging and 1 Case with Autopsy Findings

K. Ganesan^a, A. Diwan^b, S.K. Shankar^c, S.B. Desai^d, G.S. Sainani^d and S.M. Katrak^e

^a Department of CT and MRI, Jaslok Hospital and Research Center, Mumbai, India
^b Department of Neurology, Jaslok Hospital and Research Center, Mumbai, India
^c Department of Neuropathology, National Institute of Mental Health and Neurosciences, Bangalore, India
^d Department of Radiology, Jaslok Hospital and Research Centre, Mumbai, India
^e Department of Neurology, Jaslok Hospital and Research Centre, Mumbai, India

View larger version (82K): [in this window] [in a new window]   Fig 1. A, Bilateral frontoparietal white matter lesions with restricted diffusion. B, Postcontrast enhancement on T1WI fat-saturated images and mild ventriculomegaly. C, Postcontrast T1WI fat-saturated axial images at the L4 level reveal enhancement of ventral nerve roots (arrow).

View larger version (97K): [in this window] [in a new window]   Fig 2. A, Foci of demyelination in subcortical white matter (Luxol Fast Blue stain, 20x). B, Perivascular lymphocytic basal ganglia infiltrates (H&E stain, 20x).