torsion dystonia 4

Rare Disease

MONDO:0007493

Also Known As

DYT4hereditary whispering dysphoniatorsion dystonia type 4whispering dysphoniaautosomal dominant torsion dystonia-4dystonia 4, torsion, autosomal dominantdystonia musculorum deformans 4primary dystonia, DYT4 typewhispering dysphonia, hereditary

Definition

DYT4 type primary dystonia is characterized by predominantly laryngeal dystonia (manifesting as whispering dysphonia) and cervical dystonia (manifesting as torticollis).