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Creatinine
MessageThis test may be ordered individually or as part of the basic and comprehensive metabolic panels.
​Performed in the Chemistry laboratory x5820.
10.2018
​Performed in the Chemistry laboratory x5820.
10.2018
Test Code
CR
CPT Codes
82565
Includes
eGFR is calculated using the creatinine result according to the CDK-EPI equation.
Preferred Specimen
Plasma from a green top (PST) tube
Minimum Volume
1 mL
Instructions
Centriguge within 2 hours of collection
Transport Container
Green Top (PST) tube
Transport Temperature
Room temperature
Specimen Stability
2 - 8 oC: 7 days
Methodology
Kinetic Alkaline Picrate
Setup Schedule
This assay is performed 24 hours per day, 7 days per week
Reference Range
0.6 - 1.3 mg/dL
Critical value: ≥ 10 mg/dL
Critical value will be called if no prior critical value has been reported within 48 hours or if the critical value increases by 2 mg/dL.
Critical value: ≥ 10 mg/dL
Critical value will be called if no prior critical value has been reported within 48 hours or if the critical value increases by 2 mg/dL.
Clinical Significance
This test is used in the diagnosis and treatment of renal diseases and monitoring renal dialysis. It is also used as a calculation of the glomerular filtration rate using the CKD-EPI equation.
Additional Information
Soft
