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orotic aciduria

Pronunciation: or-ot'ik as'i-dyu're-a

Definition: A rare disorder of pyrimidine metabolism characterized by hypochromic anemia with megaloblastic changes in bone marrow, leukopenia, retarded growth, and urinary excretion of orotic acid; autosomal recessive inheritance, caused by mutation in the uridine monophosphatate synthase gene (MMPS) on 3q13.

[orotic acid + G. ouron, urine]

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

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