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Primary progressive aphasia (PPA) is a neurodegenerative clinical syndrome characterized primarily by progressive language impairment. Recently, consensus diagnostic criteria were published for the diagnosis and classification of variants of PPA. The currently recognized variants are nonfluent/agrammatic (PPA-G), logopenic (PPA-L) and semantic (PPA-S).(More)
BACKGROUND The prevalence of cognitive impairment is insufficiently determined in developing countries. The aim of this study was to ascertain the prevalence of cognitive impairment without dementia and dementia in community-dwelling elderly in Brazil. METHODS This was a single-phase cross-sectional survey of the elderly (aged 60 years and above) living(More)
BACKGROUND Mutations in GRN (progranulin) and MAPT (microtubule-associated protein tau) are among the most frequent causes of monogenic frontotemporal dementia (FTD), but data on the frequency of these mutations in regions such as Latin America are still lacking. OBJECTIVE We aimed to investigate the frequencies of GRN and MAPT mutations in FTD cohorts(More)
BACKGROUND Several cognitive tools have been developed aiming to diagnose dementia. The cognitive battery Addenbrooke's Cognitive Examination - Revised (ACE-R) has been used to detect cognitive impairment; however, there are few studies including samples with low education. The aim of the study was to provide ACE-R norms for seniors within a lower(More)
Medical education must focus prevalent themes in communities; alcohol consumption is one of these themes. Our objective was to determine the frequency of the alcohol consumption related disorders and verify if a patient had more than one disease diagnosed, contributing to sociocentric education. It was a transversal retrospective study made by collection of(More)
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