Kayser- Fleischer rings (KF rings) are seen in:

Wilson&;s disease * Wilsons disease is a rare genetic disease that requires the-- patient to inherit two abnormal copies of the gene ATP7B. In other words both parents most be carriers (have one abnormal copy of this gene). * The chances of getting this disease is about 1 in 40,000 people world wide. The chances of being a carrier is about 1 in 90. * It affects men, women and all races equally. * Wilson disease Is a genetic disorder that prevents the body from expelling excess copper. * Copper builds up in the liver, brain, kidneys, and eyes. Over time the copper causes irreversible organ damage. * If left untreated this Ref: AK khurana 7th ed.