Movement disorders represent major causes of neurological disability and eventual mortality affecting millions of people across the globe. From Parkinson’s disease to spasticity, these neurological disorders devastate young and old worldwide. While progress continues to be made toward effective treatment, many limitations remain. The combination of the limitation of medical therapy and surgical technological advances have, however, led to an exponential growth in functional neurosurgery in the last 5 years. Surgery represents an alternative where there existed only finite treatment options before. This field is developing rapidly with emerging novel therapies as well as evolving indications for existing procedures
