%0 Journal Article %T Pathogenesis of Primary Orthostatic Tremor: Current Concepts and Controversies %A Abhishek Lenka %A Danish Ejaz Bhatti %A Elan D. Louis %A Pramod Kumar Pal %J Archive of "Tremor and Other Hyperkinetic Movements". %D 2017 %R 10.7916/D8W66ZBH %X Orthostatic tremor (OT), a rare and complex movement disorder, is characterized by rapid tremor of both legs and the trunk while standing. These disappear while the patient is either lying down or walking. OT may be idiopathic/primary or it may coexist with several neurological conditions (secondary OT/OT plus). Primary OT remains an enigmatic movement disorder and its pathogenesis and neural correlates are not fully understood %K Orthostatic tremor %K pathogenesis %K cerebellum %K neurodegeneration %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5712672/