“…Thirty scales have been assessed for evaluation of different types of dystonia ( [7,42]; [6,10,39,66]; [17,24,38,52,63,64,68,74,79,93,[105][106][107]) ( Table 3). Seven of them, the Blepharospasm Disability Index (BDI), the Cervical Dystonia Impact Scale, the Toronto Western Spasmodic Torticollis Rating Scale, the Craniocervical Dystonia Questionnaire (CDIS), the Voice Handicap Index (VHI), the Vocal Performance Questionnaire (VPQ) and the Fahn-Marsden Dystonia Rating Scale (FMDRS), reached the recommendation status [2] (Table 4).…”