Chris Jd Hardy, Cathleen Taylor-Rubin, Beatrice Taylor, Emma Harding, Aida Suarez Gonzalez, Jessica Jiang, Laura Thompson, Rachel Kingma, Anthipa Chokesuwattanaskul, Ffion Walker, Suzie Barker, Emilie Brotherhood, Claire Waddington, Olivia Wood, Nikki Zimmermann, Nuriye Kupeli, Keir Xx Yong, Paul M Camic, Josh Stott, Charles R Marshall, Neil P Oxtoby, Jonathan D Rohrer, Anna Volkmer, Sebastian J Crutch, Jason D Warren
The primary progressive aphasias (PPA) present complex and diverse challenges of diagnosis, management and prognosis. A clinically-informed, syndromic staging system for PPA would take a substantial step toward meeting these challenges. This study addressed this need using detailed, multi-domain mixed-methods symptom surveys of people with lived experience in a large international PPA cohort. We administered structured online surveys to caregivers of patients with a canonical PPA syndromic variant (nonfluent/agrammatic (nvPPA), semantic (svPPA) or logopenic (lvPPA))...
March 17, 2023: medRxiv