Vanderbilt Pathology Laboratory Services
Test Directory
URIC ACID BLOOD (UAB)
Department: ChemistryTest Synonym(s): UAB
CPT Codes: 84550
Methodology: Enzymatic Hydrolysis
Reference Range: 2.0-7.0 mg/dL
Tube Type: Light green PST (Lithium Heparin with gel) tube - 4.5 mL
Specimen: Plasma; Serum with or without gel
Alternate Specimen: Red top tube - 5 mL
Pediatric Requirements: 2 microtainers
Volume: 2 mL plasma
Minimum Volume: 0.5 mL plasma
Temperature: Separate within one hour and store at 2-8ºC until delivery
Stability: < 3 days at 4ºC; 6 months at -20ºC
Reasons for Rejection: Hemolysis; improper collection
Days Performed: Daily
Times Performed: Continuous
TAT: STAT: 1 hour; ROUTINE: 2 hours after receiving in lab
Special Instructions: Chemotherapy agents may interfere
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