Kayser-Fleischer ring

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Related to Kayser-Fleischer rings: ceruloplasmin

Kayser-Fleischer ring

[′kī·zər ′flī·shər ‚riŋ]
(pathology)
A ring of golden-brown or brownish-green pigment behind the limbic border of the cornea, due to the deposition of copper.
References in periodicals archive ?
Kayser-Fleischer ring and associated cataract in Wilson disease.
Kayser-Fleischer rings, which are present in 100% of patients with neurologic symptoms of copper deposition, are found in only half of patients with just liver involvement.
However, the most characteristic indicator of Wilson's disease is the Kayser-Fleischer ring, which is a copper deposit in the membrane of the cornea of the eye that produces a rusty brown ring that can often be seen during an eye exam.
Kayser-Fleischer Rings are present in all patients in the neurologic stage of Wilson's disease.