This research will study natural course of dry AMD in Chinese population, screen fundus imaging indicators for patients with Chinese dry AMD, describe the clinical features of Chinese patients with dry AMD, and obtain a biological sample library of dry AMD mainly in China.
50-85 yrs male or female AMD patients
Dry-AMD patients in either early, intermediate, or intermediate-to-late stage confirmed by fundus examinations.
Any eye with disease that would interfere with the retinal examinations
Research eye with CNV or high myopia
Surgeries that may interfere with AMD evaluation
Long-term uses of medications that are associated with retinal or neural toxicities.