First segment demonstrates a 36-year-old woman with cervical dystonia. Second segment shows a 72-year-old man with a 30-year history of task-specific focal hand dystonia. Motor overflow is evident when the patient writes. Third segment demonstrates lower limb dystonia in a patient with advanced Parkinson disease in the off-medication phase.
Francesca Morgante, MD, PhD
CONTINUUM: Lifelong Learning in Neurology. 19(5, Movement Disorders):1225-1241, October 2013