Longitudinal Neuropsychological Study of Presymptomatic c.709-1G>A Progranulin Mutation Carriers

Objective : The assessment of individuals from families affected by familial frontotemporal dementia (FTD) allows the evaluation of preclinical or pre-diagnosis disease markers. The current work aims to investigate the existence of a cognitive phase in GRN mutation carriers before overt clinical symptoms begin. Methods: We performed a longitudinal neuropsychological analysis (three assessments in 4 years) in a group of presymptomatic...