This is an observational study that aims to better understand the genetic causes of frontotemporal degeneration (FTD), Multiple Systems Atrophy (MSA), and Progressive Supranuclear Palsy (PSP). It is hoped the information gathered in this study will help lead to better diagnostics and future treatments.
Comparative and longitudinal studies reveal clinical differences between subgroups of patients with frontotemporal dementia (FTD), including Progressive Non-fluent Aphasia (PNFA), Semantic Dementia (SD), patients with a disorder of social comportment and personality (SOC), and non-aphasic patients with executive dysfunction (EXEC). MRI studies of cortical atrophy and fMRI studies show correlated neural defects in FTD subgroups. The investigators will obtain converging evidence from multiple sources to test hypotheses about the neural basis for cognitive functions such as semantic memory, grammatical processing, and social functioning in these FTD subgroups, while improving clinical care for these patients. Recent studies have linked progressive supra nuclear palsy (PSP) and multiple systems atrophy (MSA) to FTD. The investigators will obtain comparable neuropsychological and biomarker data in order to compare these patient groups.
Study Type
OBSERVATIONAL
Enrollment
997
No intervention-this is an observational study
University of Pennsylvania
Philadelphia, Pennsylvania, United States
Progression
Changes over time in MRI and cognitive testing data.
Time frame: This is a natural history study - participants are followed from date of enrollment until death, withdrawl, or funding is no longer available, or until 984 months have passed
Impaired semantic memory in Semantic Dementia (SD).
The impact of cortical atrophy on language processing.
Time frame: This is a natural history study - participants are followed from date of enrollment until death, withdrawl, or funding is no longer available, or until 984 months have passed
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