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Rare diseases · Sign or symptom

Abnormal urinary pyrimidine level

HP:0033162

What it means

Any deviation from the normal amount of a pyrimidine compound in the urine. Pyrimidines and pyrimidine derivatives are compounds containing a pyrimidne ring, which is a six-member aromatic heterocycle which consists of two nitrogen atoms (at positions 1 and 3) and four carbon atoms. The nucleotides cytosine, thymine and uracil are pyrimidines.

Part of the broader category

Abnormal urinary nucleobase concentration
Abnormal urinary pyrimidine level

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This page uses the Human Phenotype Ontology (2026-06-23) — Human Phenotype Ontology Consortium, hpo.jax.org. Disease associations from Orphanet (INSERM), CC BY 4.0. Content is educational and is not medical advice.