Functional changes after photodynamic therapy with verteporfin.

  title={Functional changes after photodynamic therapy with verteporfin.},
  author={Carsten H. Meyer and Deborah J. Lapolice and Sharon Fekrat},
  journal={American journal of ophthalmology},
  volume={139 1},
OBJECTIVE To investigate image preferences after photodynamic therapy (PDT). DESIGN Prospective, cross-sectional study. METHODS Seventeen patients with neovascular age-related macular degeneration were tested by color vision, contrast sensitivity, and near visual acuity (VA) with positive images and negative images before, 1 week after, and 3 months after PDT. RESULTS Before PDT, 13 patients (76%) preferred positive images; the difference was not significant (P < .04). One week after PDT… CONTINUE READING