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Altered gray matter structural covariance networks in early stages of Alzheimer's disease
(Oxford University Press, 2015-05-20)
Clinical symptoms observed in Alzheimer's disease (AD) patients may reflect variations within specific large-scale brain networks, modeling AD as a disconnection syndrome. The present magnetic resonance imaging study aims ...
Longitudinal gray matter contraction in three variants of primary progressive aphasia : a tensor-based morphometry study
(Elsevier, 2015-01-22)
The present study investigated the pattern of longitudinal changes in cognition and anatomy in three variants of primary progressive aphasia (PPA). Eight patients with the non-fluent variant of PPA (nfvPPA), 13 patients ...