See below. Macular degeneration, posterior vitreous detachments (and retinal tears and detachments), retinal vascular occlusions, diabetic retinopathy, macular holes and puckers.
Drusen. Drusen are the age related changes that occur in retina in some patients. If severe and in the central vision area, it is called age related macular degeneration. Learn more here http://www. Geteyesmart. Org/eyesmart/.