Subjective Cognitive Complaint in Parkinson's Disease Patients With Normal Cognition: Canary in the Coal Mine?
Rachael PurriLaura BrennanJacqueline RickSharon X XieBenjamin L DeckLana M ChahineNabila DahodwalaAlice Chen-PlotkinJohn E DudaJames F MorleyRizwan S AkhtarJohn Q TrojanowskiAndrew SiderowfDaniel WeintraubPublished in: Movement disorders : official journal of the Movement Disorder Society (2020)
Patients with PD with normal cognition, but with SCC, report poorer cognition-specific functional abilities, and are more likely to be diagnosed with cognitive impairment and experience global functional ability decline long term. These findings suggest that SCC and worse cognition-related functional abilities may be sensitive indicators of initial cognitive decline in PD. © 2020 International Parkinson and Movement Disorder Society.