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Medical Term:


Pronunciation: hi-drok'se-ki-nu're-ni-nu're-a

Definition: An abnormality in tryptophan metabolism, probably due to a defect in kynureninase, characterized by mild mental retardation, migrainelike headaches, and urinary excretion of large amounts of kynurenine, 3-hydroxykynurenine, and xanthurenic acid; autosomal recessive inheritance.

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