Unusually thick dance-like movements

Due to the clinical manifestations caused by chronic progressive chorea, dyskinesia initially manifested marked irritability and gradually developed into abnormally coarse dance-like movements. Huntington's disease, also known as chronic progressive dance disease, is a genetic disease of basal ganglia and cerebral cortical degeneration. It is a rare disease in neurology and is clinically characterized by chronic progressive dance-like movements (abnormally coarse dance-like movements) and dementia.