Neuropsychiatric and Cognitive Symptom Evolution over the First Decade of Biomarker-Positive, Sporadic Parkinson's Disease.
BACKGROUND Parkinson's disease (PD) is frequently accompanied by neuropsychiatric symptoms (NPS), including cognitive impairment, which often emerge early and co-occur. Their long-term evolution remains incompletely characterized, particularly in biomarker-positive cohorts. OBJECTIVE The aim was to examine the evolut...