About dystonia Diagnosis and treatment National Hospital for Neurology and Neurosurgery Address National Hospital for Neurology and Neurosurgery Queen Square London WC1N 3BT Phone General enquiries: 020 3456 7890 Movement disorders patient enquiries: 020 3448 4252 / 020 3448 4295 / 020 3448 3414 Services available Diagnosis and botulinum toxin injections Dystonia types All types