Involuntary Thumb Flexion on Neurological Examination: An Unusual Form of Upper Limb Dystonia in the Faroe Islands

• Main Authors: Y. Kim, Christine, Petersen, Maria Skaalum, Eliasen, Eina H., Defazio, Giovanni, Greene, Paul, Jinnah, Hyder A., Tijssen, Marina A.J., Louis, Elan D.
• Format: Text
• Language: English
• Published: Tremor and Other Hyperkinetic Movements 2019
• Subjects: Eliasen; Faroe Islands; Greene; Jinnah; Petersen; Thumb
• Online Access: https://dx.doi.org/10.7916/tohm.v0.686; https://tremorjournal.org/index.php/tremor/article/view/686

Background: The prevalence of dystonia varies worldwide. A prior report suggested a high prevalence of focal dystonia in the Faroese population, possibly reflecting a founder effect. During standardized neurological examination as part of an ongoing neuroepidemiologic study in the Faroe Islands, we...