Test Code 8125 Creatinine (Blood)
Purpose
Calculation of creatinine clearance, a measure of renal function, when used in conjunction with urine creatinine.
Performing Laboratory
Copley Hospital
Methodology
Bichromatic Rate
Specimen Requirements
Specimen Type: Blood (Plasma or Serum)
Preferred: Light-Green Top
Acceptable: Gold Top
Specimen Volume: Full Tube
Specimen Minimum Volume: 2 mL
Collection Instructions:
1. Label specimen with patient’s full name, date of birth,
date & time of collection, and person collecting.
2. If delay in specimen transport > 1 hour, centrifuge tube.
3. Refrigerate specimen during transport.
Reference Values
Normal: Males: 0.67 - 1.17 mg / dL Females: 0.51 - 0.95 mg / dL
Stability
Refrigerated: 7 Days
Day(s) Performed
Daily
Available STAT
Analytical Time: 1 Day
Aliases
NA
Test Classification & CPT Coding
82565