The difference between chorea and Parkinson’s is as follows: 1. The symptoms are different: patients with Parkinson’s disease have dull facial expressions and slow movements. The symptoms of chorea and Parkinson’s disease are opposite, Parkinson’s disease is less movement and muscle tonicity, dance symptoms are muscle hyperactivity, you can see the patient’s arms and trunk are twisting, like dancing, showing some involuntary movements; 2, the treatment is different: chorea is a disease that presents hyperactivity, its treatment and Parkinson’s disease treatment plan is also different; 3, the location of chorea and Parkinson’s disease involvement Different: Parkinson’s disease involves the substantia nigra of the midbrain, and chorea with neostriatal involvement as the main manifestation; 4. Different age of onset: chorea is partly related to the onset of youth, which may be partly related to genetic factors, and some patients around 70 years old also get chorea. There are differences between chorea and Parkinson’s disease in terms of symptomatology, age of onset, and site of onset.