GNAL and Dystonia: DYT25 is known to be an adult-onset dystonia, with an age at onset ranging from 7 to 63 years (average of about 30 years), and, although the onset occurs mainly in the neck (about 80%), dystonia can affect various body parts, with generalization in 10% of the cases (Fuchs et al., 2013; Miao et al., 2013; Vemula et al., 2013; Dufke et al., 2014; Kumar et al., 2014; Ziegan et al., 2014; Saunders-Pullman et al., 2014; Carecchio et al., 2016; Dos Santos et al., 2016).