Creatinine, 24-Hour Urine
0020473
Ordering Recommendation
 
Mnemonic
UCRT
Methodology
Quantitative Spectrophotometry
Performed
Sun-Sat
Reported
Within 24 hours  
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
Specimen Required
Patient Preparation
  
Collect
24-hour urine. Specimen must be refrigerated during collection. Also acceptable: Random urine (no reference intervals).  
Specimen Preparation
Transfer one 3 mL aliquot to an ARUP Standard Transport Tube. (Min: 0.5 mL) Record total volume and collection time interval on transport tube and test request form. Also acceptable: Specimens previously preserved with 6M HCl, boric acid, or 5% NaOH.  
Storage/Transport Temperature
Refrigerated.   
Unacceptable Conditions
  
Remarks
  
Stability
Ambient: 24 hours; Refrigerated: 4 days; Frozen: 6 months  
Reference Interval
 
 
Age Male Female
3-​8 years 140-​700 mg/d 140-​700 mg/d
9-​12 years 300-​1300 mg/d 300-​1300 mg/d
13-​17 years 500-​2300 mg/d 400-​1600 mg/d
18-​50 years 1000-​2500 mg/d 700-​1600 mg/d
51-​80 years 800-​2100 mg/d 500-​1400 mg/d
81 years and older 600-​2000 mg/d 400-​1300 mg/d
Interpretive Data
 
Note
 
CPT Code(s)
82570
Components
Component Test Code*Component Chart Name
0020207Creatinine, Urine - per volume
0020208Creatinine, Urine - per 24h
0097110Total Volume
0097111Hours Collected
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • Creatinine, Random Urine
  • Creatinine, Urine
  • Urine creatinine, random