URIC ACID TEST

Clinical Significance

Uric Acid - Serum uric acid measurements are useful in the diagnosis and treatment of numerous renal and metabolic disorders, including renal failure, gout, leukemia, psoriasis, starvation or other wasting conditions, and in patients receiving cytotoxic drugs.

Preferred Specimen(s)
1 mL serum

Alternative Specimen(s)
Sodium heparin (green-top) tube • Lithium heparin (green-top) tube

Minimum Volume
0.5 mL

Transport Container
Serum Separator Tube (SST®)

Transport Temperature
Room temperature

Specimen Stability
Serum and plasma
Room temperature: 72 hours
Refrigerated: 7 days
Frozen: 28 days
Reject Criteria
Anticoagulants other than heparin

Setup Schedule, Collection Instructions

Methodology
Spectrophotometry (SP)

Reference Range(s)
     Male
(mg/dL)    Female
(mg/dL)
<1 Month    
1.5-3.9

1.5-4.6
1-11 Months    1.5-5.6    1.5-5.4
1-3 Years    2.1-5.6    1.8-5.0
4-6 Years    1.8-5.5    2.0-5.1
7-9 Years    1.8-5.4    1.8-5.5
10-12 Years    2.2-5.8    2.5-5.9
13-15 Years    3.1-7.0    2.2-6.4
16-18 Years    2.1-7.6    2.4-6.6
≥19 Years    4.0-8.0    2.5-7.0