title: Senile changes in visual acuity.
mesh_terms: D000368:Aged; D000375:Aging; D001921:Brain / Q000166:cytology; D002386:Cataract / Q000503:physiopathology; D002531:Cerebellum / Q000166:cytology; D006801:Humans; D007908:Lens, Crystalline / Q000502:physiology; D011680:Pupil / Q000502:physiology; D012029:Refraction, Ocular; D014792:Visual Acuity; D014795:Visual Pathways / Q000502:physiology