An Amsler grid is a tool that can help detect early signs of retinal disease that affect the macula which is the center of vision in the retina. Age-related macular degeneration (AMD)
By Ivan G. Castillo, MD February is national age-related macular degeneration (AMD) and low vision awareness month. Low vision is a visual impairment that cannot be corrected by standard eyeglasses, contact lenses, medication