帕金森病(parkinson’s disease,PD)是一种中老年常见的神经系统退行性疾病,发病率随着年龄的增高而增加,65岁以上人群发病率约为1%~2%[2]。PD的主要临床表现为静止性震颤、肌强直、运动迟缓、姿势步态异常等,其特征性 Parkinson’s disease (PD) is a common degenerative disease of the nervous system in middle-aged and elderly people. The incidence of Parkinson’s disease (PD) increases with increasing age. The incidence of Parkinson’s disease is about 1% -2% in people over 65 years of age [2]. The main clinical manifestations of PD are quiescent tremor, muscle rigidity, bradykinesia, posture gait abnormalities, etc., its characteristic