A clinically and genetically heterogeneous group of autosomal dominant movement disorders characterized by sustained dystonic muscle contractions causing involuntary twisting movements and/or postures, where causes such as cerebral lesions (especially of the basal ganglia), drugs, or other neurologic disorders have not been found. Adult-onset torsion dystonia usually remains focal and is localized in the upper part of the body. OMIM: 602124
Also Known As:
Cervical Dystonia, Primary; Dystonia 7, Torsion; Dystonia, Primary Cervical; Primary adult-onset torsion dystonia; Torsion dystonia 7; Torsion dystonia, focal adult-onset