Striatal Degeneration, Autosomal Dominant 2, also known as adsd2, is related to striatal degeneration, autosomal dominant 1, and has symptoms including ataxia, athetosis and dystonia. An important gene associated with Striatal Degeneration, Autosomal Dominant 2 is PDE10A (Phosphodiesterase 10A). Affiliated tissues include caudate nucleus and brain, and related phenotypes are chorea and abnormal corpus striatum morphology