What is Parkinson's disease

Parkinson's syndrome is a complex neurological disorder, especially a group of clinical syndromes caused by multiple causes.

Parkinson's syndrome is not a single disease, but a collection of symptoms, mainly including primary Parkinson's disease, Parkinson's syndrome, secondary Parkinson's syndrome and genetic degenerative Parkinson's syndrome. These diseases overlap in clinical manifestations, but there are differences in etiology, pathology and prognosis. Its main symptoms include tremors, bradykinesia, muscle stiffness, unstable posture and reduced facial expression, which can affect the quality of daily life of patients.