A transdiagnostic approach to non-motor symptoms in Parkinson’s disease: exploring internalizing, bipolar spectrum, and impulsive compulsive behavior profiles via cluster analysis
Findings support a transdiagnostic model in PD in which affective dysregulation and impulsivity interact with disease-related factors to form distinct neuropsychiatric phenotypes, which may facilitate earlier identification of vulnerable patients and more individualized neuropsychiatric management strategies beyond a s...