Hello Good morning A. Cataract is age related change and everyone develops this in old age....There is only one option and that is surgery which is quick,simple and has a high success rate B. Regarding corneal opacity, treatment depends on location and depth of corneal opacity...There is no mention of location and depth of corneal opacity in this case file. It is very difficult to comment without examining him Kindly share photos of his eyes so that I may guide you better