Medicine: Ultrasound Surgery

Two men in their late 403 left Iowa City's University Hospital last week and boarded planes to carry them to their homes in the South. Each walked with a fast, short-stepped gait ("festination") and had a marked tremor on his left side. These were symptoms of advanced Parkinsonism, a disorder (cause unknown) of nerve nuclei at the base of the brain. But each man had just been freed of such symptoms on the right side. For the first time, after more than five years of helplessness, each could write legibly and feed himself an...

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