Jean Mccann | Sep 17, 2000 | 7 min read
Shake the family tree of a patient with a movement disorder, and more and more genes are apt to tumble out. Parkinson's disease and many less well-known movement disorders are now considered to be more familial than scientists had previously thought. "When it comes to Parkinson's disease, the important role of genetics as a decisive factor in the appearance and evolution of the disease is gaining more and more ground," says Eduard Tolosa, chairman of the department of neurology at the University