Kelly Lyons, Expert

Kelly E. Lyons is a research associate professor of neurology at the University of Kansas Medical Center in Kansas City, and a member of the panel that authored the American Academy of Neurology's 2006 guidelines for treating advanced Parkinson's disease.

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Could my father's hand tremor be Parkinson's disease? — Jul 31, 2008
It's possible your father has Parkinson's disease, because a common early symptom is a tremor on one side of the body that occurs when the patient isn't trying to do an...
Why does the drug levodopa seem to work well for my father with Parkinson's only at certain times of the day? — May 07, 2008
The first thing I'd check is that he's not taking the levodopa with a high-protein meal, because that in itself could be knocking out the medicine's effect. Levodopa should...