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

• Main Authors: Christine Y. Kim, Maria Skaalum Petersen, Eina H. Eliasen, Giovanni Defazio, Paul Greene, Hyder A. Jinnah, Marina A.J. Tijssen, Elan D. Louis
• Format: Article in Journal/Newspaper
• Language: English
• Published: Ubiquity Press 2019
• Subjects: Dystonia; focal dystonia; Faroe Islands; thumb flexion; phenomenology; Diseases of the musculoskeletal system; RC925-935; Neurology. Diseases of the nervous system; RC346-429; Thumb
• Online Access: https://doi.org/10.7916/tohm.v0.686; https://doaj.org/article/320c4921c78f4e9380b5cc53ba1b35af

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...