Is Diffusion Tensor Imaging a Good Biomarker for Early Parkinson's Disease?

To assess white matter abnormalities in Parkinson's disease (PD). A hundred and thirty-two patients with PD (mean age 60.93 years; average disease duration 7.

Transcultural validation of the ALS-CBS Cognitive Section for the Brazilian population.

Cognitive decline (CD) is common but often under-recognized in ALS due to the scarcity of adequate cognitive screening methods. In this scenario, the Amyotrophic Lateral Sclerosis Cognitive Behavioural Screen (ALS-CBS) is the most investigated instrument and presents high sensitivity to identify CD. Currently, there are no validated cognitive screening tools for ALS patients in the Brazilian population and little is known about the frequency of ALS related CD in the country.