Objective To study the role of cerebrovascular disease and itsrisk factors in progression in parkinsonism, and to analyze clinical features of vascular parkinsonism(VP) and parkinson disease(PD).

• 目的探讨脑血管病及其危险因素在帕金森综合征发病中的作用，分析血管性帕金森综合征(VP)与帕金森病(PD)的临床特点。