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Convergence insufficiency in idiopathic Parkinson's disease responsive to levodopa
B A Racette1, M S Gokden, L S Tychsen
1Washington University School of Medicine Department of Neurology and Neurologic Surgery (Neurology) Missouri, St. Louis 63110, USA. racetteb@neuro.wustl.edu
Strabismus
|October 16, 1999
Abstract:
We report a patient with pathologically proven idiopathic Parkinson's disease (IPD) who developed diplopia secondary to convergence insufficiency during his motor "off" periods. Diplopia resolved with onset of motor benefit from levodopa. Neuro-ophthalmologic examination demonstrated convergence insufficiency during motor "off" periods that was alleviated after onset of motor benefit from levodopa. This is the first reported case of convergence insufficiency in IPD responsive to levodopa.