Jiaying Lu, Jingjie Ge, Keliang Chen, Yimin Sun, Fengtao Liu, Huan Yu, Qian Xu, Ling Li, Zizhao Ju, Huamei Lin, Yihui Guan, Qihao Guo, Jian Wang, Chuantao Zuo, Ping Wu
BACKGROUND: Whether dementia with Lewy bodies (DLB) and Parkinson's disease (PD) dementia (PDD) represent the same disease, distinct entities, or conditions within the same spectrum remains controversial. OBJECTIVE: The objective of this study was to provide new insight into this debate by separately identifying disease-specific metabolic patterns and comparing them with each other and with previously established PD-related pattern (PDRP). METHODS: Patients with DLB (n = 67), patients with PDD (n = 50), and healthy control subjects (HCs; n = 15) with brain 18 F-fluorodeoxyglucose positron emission tomography were enrolled as cohorts A and B for pattern identification and validation, respectively...
July 20, 2022: Movement Disorders: Official Journal of the Movement Disorder Society