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HelpTest Code BUN.CRE BUN/CREATININE RATIO
Performing Laboratory
Helen Keller Laboratory
Specimen Container:
Green Lithium Heparin Tube
Specimen Requirements
Preferred: Lithium heparin
Acceptable: Serum
Minimum volume: 1 mL (pediatric: 0.2 mL) of
plasma or serum.
Reference Intervals:
7.0 – 25.0 RATIO
Day(s) Testing is performed
Monday through Sunday