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Uric Acid
MessagePerforming Lab: Central Lab, Hudson, Lakeview, Sartell, Westfields
Test Code
0131
Alias/See Also
Sunquest: URIC
CPT Codes
84550
Preferred Specimen
100 uL Lithium Heparin Plasma (light green-top) tube
Minimum Volume
5 uL (does not include dead volume)
Other Acceptable Specimens
Serum (gold-top, red-top), Lithium Heparin (light green-top) on ICE
Transport Temperature
Refrigerated
Specimen Stability
Room Temperature: < 3 days
Refrigerated: < 7 days
Frozen: < 6 months at -20 C
Refrigerated: < 7 days
Frozen: < 6 months at -20 C
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis
Methodology
Uricase
Colorimetric - Uricase or Bichromatic Endpoint
Setup Schedule
Hospital: Daily
Clinics: Monday - Friday
Clinics: Monday - Friday
Report Available
Same Day
Reference Range
| SEX | REFERENCE RANGE | |
| M | 3.5-7.2 mg/dL | |
| F | 2.6-6.0 mg/dL | |
Clinical Significance
Uric acid is the end product of purine metabolism. Elevations of uric acid occur in renal failure,
