Poor visual acuity in the elderly.
D000368:Aged; D001036:Aphakia, Postcataract / Q000534:rehabilitation; D002386:Cataract / Q000175:diagnosis; D003930:Diabetic Retinopathy / Q000628:therapy; D005901:Glaucoma / Q000175:diagnosis / Q000628:therapy; D006801:Humans; D008268:Macular Degeneration / Q000534:rehabilitation; D014786:Vision Disorders; D014792:Visual Acuity