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Pronunciation: hi'per-li'si-nyu're-a

Definition: The presence of abnormally high concentrations of lysine in the urine; a form of aminoaciduria that occurs in cystinuria, hepatolenticular degeneration, and the Fanconi syndrome.

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.