Test Code LAB141 Uric Acid, Plasma or Serum
Reporting Title
Uric Acid
Methodology
Roche Diagnostics, Uricase-RMH, GMC, DH, DMH, BH, OBH, MGH, MH, PMH, SH
Useful in diagnosis and treatment of metabolic and renal disorders, including renal failure, gout, leukemia, starvation, or other wasting conditions.
Performing Laboratory
OhioHealth Laboratory Services- RMH, GMC, DH, DMH, MGH, OBH, MH, SH, BH, PMH Core Laboratories
Specimen Requirements
Collection Instructions:
1. Serum and Plasma gel tubes should be centrifuged within 2 hours of collection.
2. Red-top tubes should be centrifuged and aliquoted within 2 hours of collection.
Submit only 1 of the following specimens:
Preferred:
Serum
Draw blood in a gold-top serum gel tube(s). Spin down and send 1 mL of serum refrigerated.
Note:
1. A speckled-top serum gel tube (s) or a plain, red-top tube(s) is also acceptable.
2. Indicate serum on request form.
3. Label specimen appropriately (serum).
Alternate:
Plasma
Draw blood in a mint green-top (heparin) gel tube(s). Spin down and send 1 mL of heparinized plasma refrigerated.
Note: 1. Indicate plasma on request form.
2. Label specimen appropriately (plasma).
Specimen Stability Information
Specimen Type | Temperature | Time |
---|---|---|
Serum or plasma | Refrigerated | 5 days |
Ambient | 3 days | |
Frozen | 6 months |
Specimen Transport Temperature
Refrigerate: OK
Ambient: OK
Frozen: OK
Reference Values
Males
0-31 days: 1.2-3.9 mg/dL
32 days-12 years: 2.0-5.5 mg/dL
≥13 years: 3.4-8.5 mg/dL
Females
0-31 days: 1.0-4.6 mg/dL
32 days-12 years: 2.0-5.5 mg/dL
≥13 years: 2.4-7.0 mg/dL
Note: Alpha-Methyldopa, desferoxamine, and calcium-dobesilate (eg, Dexium®) at therapeutic levels can falsely lower results.
Day(s) Test Set Up
Monday through Sunday; Continuously
Test Classification and CPT Coding
84550