'Native tongue matters' in dementia-related speech evaluation

Patients with nonfluent variant primary progressive aphasia could be misdiagnosed, researchers warn

English and Italian speakers with nonfluent variant primary progressive aphasia (nfvPPA) display different patterns of speech impairment, researchers report.

Elderly person

Dr Elisa Canu, from IRCCS San Raffaele Scientific Institute, Milan, and colleagues, compared patterns of speech and language errors between speech samples in monolingual English and Italian speakers with a diagnosis of nfvPPA.

Disease duration was significantly longer in the English speakers than in the Italian patients. English speakers also had significantly more years of education (mean, 16.10 years vs 9.17

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