About dystonia Diagnosis and treatment St George's Hospital Address St George's Hospital Blackshaw Road, Tooting London SW17 0QT Phone 020 8725 5877 / 020 8725 4627 / 020 8725 4683 Services available Diagnosis and botulinum toxin injections Dystonia types Blepharospasm, cervical, hemifacial spasm, laryngeal, focal hand, oromandibular and functional