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What is Kayser-Fleischer ring will be present in what propoion of patients with neurologic manifestations of wilson disease? and explain in detail?
Kayser-Fleischer rings diagnosed definitively by an ophthalmologist using a slit lamp. They are present in >99% of patients with neurologic/psychiatric forms of wilson. Kayser-Fleischer rings are present in only 30-50% of patients diagnosed in the hepatic or presymptomatic state of wilson disease. Reference: Harrisons Principles of Internal Medicine, 18th Edition, Page 3188