The logopenic variant of primary progressive aphasia is characterized by early deficits in
language production and phonological short-term memory, attributed to left-lateralized …

The linguistic and anatomical variability of the logopenic variant of Primary Progressive
Aphasia (lv-PPA) as defined by current diagnostic criteria has been the topic of an intense …

Cognitive Neuroscience of Language provides an up-to-date, wide-ranging, and
pedagogically practical survey of the most important developments in this exciting field. It …

Primary progressive aphasia (PPA) is classified into three variants, logopenic variant PPA
(lvPPA), nonfluent agrammatic PPA (nfaPPA), and semantic variant PPA (svPPA), based on …

Alzheimer's disease (AD) is a neurodegenerative disorder and the most common type of age-
related dementia. Cognitive decline, beta-amyloid (Aβ) accumulation, neurofibrillary tangles …

Abstract Objective The distinction between Primary Progressive Aphasia (PPA) variants
remains challenging for clinicians, especially for the non-fluent (nfv-PPA) and the logopenic …

Objectives: The aim of this study was to identify whether the three main primary progressive
aphasia (PPA) variants would show differential profiles on measures of visuospatial …

In early Alzheimer's dementia, there is a need for PET biomarkers of disease progression
with close associations to cognitive dysfunction that may aid to predict further cognitive …

Logopenic progressive aphasia is a neurodegenerative syndrome characterized by
sentence repetition and naming difficulties arising from left-lateralized temporoparietal …

Visual attention span (VAS), which refers to the window size of multielement parallel
processing in a short time, plays an important role in higher‐level cognition (eg, reading) as …