Tic
Motor tics are movement-based tics affecting discrete muscle groups.
Tic disorder
In the fourth revision of the DSM (DSM-IV-TR), tic disorders were classified as follows:DSM-5 was published in 2013, updating DSM-IV-TR, which was published in 2000. The following changes were made:The fifth revision of the "Diagnostic and Statistical Manual of Mental Disorders" (DSM-5), published in May 2013, classifies Tourette's and tic disorders as motor disorders listed in the neurodevelopmental disorder category.