Using PET technology, Joel Perlmutter, M.D. is examining the brain's interior to discover better treatments for diseases such as Parkinson's, essential tremor, and dystonia.

People who have Parkinson's disease and other movement disorders are troubled by stiffness, slowness, and trembling. But there's nothing wrong with their muscles. The problem must be sought deep in the brain, in the complex and still little-known system that transforms thought into action. Hope Center professor Joel S. Perlmutter and his team at the Movement Disorders Section at the School of Medicine are using powerful technology to watch the way this system works.

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