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Laboratory Medicine

Test catalogue

Uric Acid (Urate)

Test Name

Uric Acid (Urate)

Gold Tube Specimen Type / Requirements

Container Type = 1 Gold Top (SST)

Minimum Volume = 1 ml serum

Tube must fill to at least ½ or greater of its vacuum capacity

Specimen Handling

Collection Instructions: Serum or heparinized plasma collected with or without gel separator. Write your initials, date and time of collection on the collection label or requisition.

Laboratory Staff Instructions: Serum or heparinized plasma free from hemolysis collected with or without gel separator. Separate serum or plasma from cells within 2 hours of collection

Rejection Criteria: Gross hemolysis, unlabeled or samples of non sufficient quantity.

Stability:Uric acid is stable at room temperature for 24 h, refrigerated for 1 week and frozen at -15°C to -20°C for 6 months

Transportation: Send sample to core lab as soon as possible.

Required Documentation

Turnaround Time (TAT)

1 hour for Trauma / Stat
2 hours for routine

Test Utilization

Reference Value

Male: 260-450 umol/L

Female: 190-360 umol/L

First time ambulatory Patients: > 700 umol/L

Test Code

URI

Methodology

Spectrophotometric (Enzymatic/Colorimetric)

Testing Location

SMH-Biochemistry

Other Information

Last Updated: September 26, 2019