Normal Reference Ranges
Adult
Male: 4.0 - 8.5 | Female: 2.7 - 7.3 mg/dL
Pediatric
2.0 - 5.5 mg/dL
Clinical Significance
End product of purine metabolism. High levels precipitate in joints causing gout, or in kidneys causing uric acid nephrolithiasis.
Causes of High
- Gout
- Tumor lysis syndrome
- Renal failure
- High purine diet
- Thiazide diuretics
- Alcoholism
Causes of Low
- Allopurinol/Probenecid therapy
- SIADH
- Wilson's disease