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

• Main Authors: Kim, Christine Y., Petersen, Maria Skaalum, Eliasen, Eina H., Defazio, Giovanni, Greene, Paul, Jinnah, Hyder A., Tijssen, Marina A. J., Louis, Elan D.
• Format: Text
• Language: unknown
• Published: Columbia University 2019
• Subjects: Dystonia; Thumb; Fingers > Abnormalities; Phenomenology > Research; Neurology; Faroe Islands
• Online Access: https://dx.doi.org/10.7916/d8-7kmn-fe68; https://academiccommons.columbia.edu/doi/10.7916/d8-7kmn-fe68

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...