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Medical Term:

homogentisic acid

Pronunciation: ho'mo-jen-tis'ik as'id


an intermediate in l-phenylalanine and l-tyrosine catabolism; if made alkaline, it oxidizes rapidly in air to a quinone that polymerizes to a melaninlike material; elevated levels are observed in patients with alcaptonuria.

Synonym(s): alcapton, alkapton

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.