The article examines the possibilities of modern medicine in the field of early diagnosis of Parkinson’s disease. As the author points out, the pathogenesis of Parkinson’s disease is a complex mechanism that includes many different processes and mechanisms. Understanding these processes and mechanisms can help in the development of new methods of treatment and prevention of PD. Despite the fact that all aspects of the pathogenesis of PD have not been fully studied, there are a number of drugs and technologies that can slow down or reduce the manifestation of PD symptoms.