Laboratory Services

Creatinine, Urine

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Updated Test Information:

Test Description
Creatinine, Urine
Test ID
UCREAT
Specimen Type
Urine
Specimen Requirements
Urine Cup
Specimen Collection / Processing Instructions
Urine Cup - Collect urine without using additives. If urine must be collected with a preservative for other analytes, only hydrochloric acid (14 to 47 mmol/L urine, e.g. 5 mL 10 % HCl or 5 mL 30 % HCl per liter urine) or boric acid (81 mmol/L, e.g. 5 g per liter urine) may be used.
Minimum Sample Volume
10 ml aliquot of morning collection
Stability
Urine without preservative:
2 days at 15-25˚C
6 days at 2-8˚C
6 months at -15 to -25˚C

Urine - with preservative:
3 days at 15-25˚C
8 days at 2-8˚C
3 weeks at -15 to -25˚C
Methodology
Colorimetric
Estimated TAT
0-2 days
Testing Schedule
Monday-Saturday
CPT Code(s)
82570
Reference Range
Male: 39-259 mg/dL
Female: 28-217 mg/dL
Performing Lab
Incyte Diagnostics
LOINC Code(s)
2161-8