Yellow eyes. What's going on?

Eye yellow turbidity is normal due to the following reasons. The first is due to chronic inflammation of the eye stimulation aging factors, caused by pigmentation of conjunctival tissue. Good hair in the elderly, normal and will not cause harm to the health of the eyes, can not be treated. Second, due to conjunctival pigmented nevus caused by congenital abnormalities, born there are already pigmented nevus area and color depth will be relatively stable, will not change in a short period of time. If the yellow plaque on the whites of the eye shows enlargement, darkening, or even swelling in the short term, it should be surgically removed and sent to pathology to determine whether it shows malignancy.