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Test Directory
Creatinine Body Fluid
Loinc
-
Expected Turnaround
24 hours
Information
The assay of creatinine in serum or plasma is the most commonly used test to assess renal function.
Collection Information
Methodology
Jaffe-kinetic (compensated)
Limitations
High homogentisic acid concentrations in urine samples lead to false results.
Rejection Criteria
Specimen Stability
Urine without preservative: Room Temperature: 2 days Refrigerated: 6 days Frozen: 6 months Urine with preservative: Room Temperature: 3 days Refrigerated: 8 days Frozen: 3 weeks
Alias
Creatinine Body Fluid; Creatinine, BF
Container Type
Sterile tube or specimen container
Minimum Volume
1 ML
Age Range
0 - 999
Sex
F
Units of Measure
Reference Range
0.5 - 0.9
Panic Range
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