Test Code RASURI Rasburicase Uric Acid, LAB2920
Methodology
Uricase Enzymatic colorimetric test
Performing Laboratory
St. Luke's Hospital Cedar Rapids
Specimen Requirements
Container/Tube:
Preferred: Pre-chilled Green-top (lithium heparin) tube and immediately immerse in ice water
Specimen Volume: A minimum volume of 2.3 µL plus a dead volume of lithium heparin plasma
Stability: Assay plasma sample within 4 hours of collection.
Collection Instructions: Draw specimen in a pre-chilled heparinized tube and
immediately immerse in ice water.
Reference Values
Males: 3.4-7.0 mg/dL
Females: 2.4-5.7 mg/dL
Day(s) Test Set Up
Monday through Sunday
Test Classification and CPT Coding
84550
Useful For
Rasburicase testing is useful in monitoring levels of uric acid for patients who are receiving Elitek.
Report Available
Within 1 hour of receipt