Research Article
Diffusion Tensor Imaging Evaluation of Corticospinal Tract Hyperintensity in Upper Motor Neuron-Predominant ALS Patients
Table 1
Percent correspondence of abnormal CST DTI metrics with appropriate side of body showing more UMN signs.
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Key: AD: axial diffusivity, CP: cerebral peduncle, CST: corticospinal tract, FA: fractional anisotropy, IC: posterior limb of internal capsule, LV: centrum semiovale at top of lateral ventricle, MD: mean diffusivity, PMC: subjacent to primary motor cortex, RD: radial diffusivity, UMN: upper motor neuron. |