Lesley Wu, Raquel Real, Alejandro Martinez, Ruth Chia, Michael A Lawton, Maryam Shoai, Catherine Bresner, Leon Hubbard, Cornelis Blauwendraat, Andrew B Singleton, Mina Ryten, Sonja W Scholz, Bryan J Traynor, Nigel Williams, Michele T M Hu, Yoav Ben-Shlomo, Donald G Grosset, John Hardy, Huw R Morris
Up to 80% of Parkinson's disease patients develop dementia, but time to dementia varies widely from motor symptom onset. Dementia with Lewy bodies presents with clinical features similar to Parkinson's disease dementia, but cognitive impairment precedes or coincides with motor onset. It remains controversial whether dementia with Lewy bodies and Parkinson's disease dementia are distinct conditions or represent part of a disease spectrum. The biological mechanisms underlying disease heterogeneity, in particular the development of dementia, remain poorly understood, but will likely be key to understanding disease pathways and ultimately therapy development...
October 27, 2023: medRxiv