Browsing Faculté des arts et des sciences by Author "Ogar, Jennifer M."
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Anatomical correlates of early mutism in progressive nonfluent aphasia
Gorno-Tempini, Maria Luisa; Ogar, Jennifer M.; Brambati, Simona Maria; Wang, P.; Jeong, Je Hoon; Rankin, Katherine P.; Dronkers, Nina; Miller, Bruce L. (American Academy of Neurology, 2006)Patients with progressive nonfluent aphasia (PNFA) can become mute early in the course of the disease. Voxel-based morphometry showed that PNFA is associated with left anterior insula and inferior frontal atrophy. In PNFA with early mutism, volume ... -
The logopenic/phonological variant of primary progressive aphasia
Gorno-Tempini, Maria Luisa; Brambati, Simona Maria; Ginex, Valeria; Ogar, Jennifer M.; Dronkers, Nina; Marcone, Alessandra; Perani, Daniela; Garibotto, Valentina; Cappa, Stefano F.; Miller, Bruce L. (American Academy of Neurology, 2008)Objective: Primary progressive aphasia (PPA) is characterized by isolated decline in language functions. Semantic dementia and progressive nonfluent aphasia are accepted PPA variants. A “logopenic” variant (LPA) has also been proposed, but its cognitive ... -
Longitudinal gray matter contraction in three variants of primary progressive aphasia : a tensor-based morphometry study
Brambati, Simona Maria; Amici, Serena; Racine, Caroline A.; Neuhaus, John; Miller, Zachary; Ogar, Jennifer M.; Dronkers, Nina; Miller, Bruce L.; Rosen, Howard J.; Gorno-Tempini, Maria Luisa (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 with the semantic variant (svPPA), ...