Tourette Syndrome and Other Tic Disorders in Childhood Adolescence and Adulthood

摘要

BackgroundTourette syndrome is a combined motor and vocal tic disorder that begins in childhood and takes a chronic course. It arises in about 1% of all children, with highly varying severity. Transient and usually mild tics are seen in as many as 15% of all children in elementary school. The diagnosis is often delayed by several years.