Primary vision and facial emotion recognition in early Parkinson's disease

@article{Hipp2014PrimaryVA,
  title={Primary vision and facial emotion recognition in early Parkinson's disease},
  author={G{\'e}raldine Hipp and Nico J. Diederich and Vannina Pieria and Michel Vaillant},
  journal={Journal of the Neurological Sciences},
  year={2014},
  volume={338},
  pages={178-182}
}
BACKGROUND In early stages of idiopathic Parkinson's disease (IPD), lower order vision (LOV) deficits including reduced colour and contrast discrimination have been consistently reported. Data are less conclusive concerning higher order vision (HOV) deficits, especially for facial emotion recognition (FER). However, a link between both visual levels has been hypothesized. OBJECTIVE To screen for both levels of visual impairment in early IPD. METHODS We prospectively recruited 28 IPD… CONTINUE READING
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