Comparison of Progression to Advanced Stage between Polypoidal Choroidal Vasculopathy and Age-Related Macular Degeneration in Korea

Unlike typical AMD, PCV progresses without typical features such as drusen or pigmentary abnormality. Baseline AREDS score was less likely to predict progression of the fellow eye to advanced-stage disease in PCV compared with typical AMD. Therefore, the globally recognized risk-scoring AREDS system may not be applicable in Asia, where PCV is a prevalent subtype of AMD.