Decreased Fractional Anisotropy of Middle Cerebellar Peduncle in Crossed Cerebellar Diaschisis: Diffusion-Tensor Imaging-Positron-Emission Tomography Correlation Study
Jinna Kima,
Seung-Koo Leea,
Jong Doo Leeb,
Yong Wook Kimc and
Dong Ik Kima
a Department of Radiology, Yonsei University College of Medicine, Seoul, Korea
b Department of Nuclear Medicine, Yonsei University College of Medicine, Seoul, Korea
c Department of Rehabilitation Medicine, Yonsei University College of Medicine, Seoul, Korea

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FIG 1. A 74-year-old man with left hemiparesis. The conventional T2-weighted image shows cerebromalacia in the territory of the right middle cerebral artery, without remarkable abnormality of the cerebellum and contralesional cerebral hemisphere. FDG-PET reveals decreased glucose metabolism in the left cerebellum (ie, CCD). No specific findings were found on FA or on color maps. To evaluate pontocerebellar fibers, FA was measured in a region of interest located on the bilateral MCPs in the coronal section.
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