What is the fine-grained topic of the following text: In this chapter, we discuss the main concepts underlying the historical concepts of Binswanger encephalopathy and lower-body parkinsonism, present the main features of vascular dementia and vascular parkinsonism, summarize recommendations for clinical management, and close with suggestions for future research in these prevalent and often neglected conditions. Only return the topic.
Historical and contemporary concepts, features, clinical management, and future research of Binswanger Encephalopathy, Lower-body Parkinsonism, Vascular Dementia, and Vascular Parkinsonism.