In many cases, the only way to detect a cholesterol ring is an eye examination. Cholesterol rings don't cause symptoms like pain or blurry vision. If your doctor notices that you have arcus, she may recommend blood testing to check your cholesterol levels.
The needle will be passed over the entire skin from 3 to 5 passes. This procedure does not hurt. After 1 pass, the anesthetic absorbs quickly. There is also no discomfort when the chemical peel is applied because of the anesthetic. You may be pink from 1 to 24 hours.
Ice for the first 72 hours, 20 minutes out of every hour. Leaving ice on longer actually reverses the effect it has, and may increase swelling. Chemical icepacks should never be applied directly to the skin, or frostbite can occur. Do not use heat for the first 72 hours; heat will increase the swelling.