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Test Code LAB385 Creatinine, 24 HR Urine

Synonym

  • UCRE

Specimen Required

Preferred Container/Tube: 24 Hour Urine Container
Acceptable Container/Tube: 24 Hour Urine Container
Specimen Volume: 3 mL
Specimen Minimum Volume: 1 mL

Specimen Stability Information

Ambient: 2 days
Refrigerated:  6 days

Specimen Collection Information

For timed urines keep specimen in refrigerator during collection and for storage. Acetic acid is acceptable. 6N HCl or Boric acid is acceptable if needed for other analytes.

Rejected Due To

  • Unacceptable container type
  • Quantity not sufficient

Reference Values

FEMALE MALE
0-2 years: 0.70-2.00 g/24 hrs
3-8 years: 0.11-0.68 g/24 hrs
9-12 years: 0.17-1.41 g/24 hrs
13-17 years: 0.29-1.87 g/24 hrs
18+ years: 0.60-1.80 g/24 hrs		 0-2 years: 0.70-2.00 g/24 hrs
3-8 years: 0.11-0.68 g/24 hrs
9-12 years: 0.17-1.41 g/24 hrs
13-17 years: 0.29-1.87 g/24 hrs
18+ years: 0.80-2.00 g/24 hrs

Method Description

Kinetic Jaffe

Performing Lab

Clinical Lab UH

Day(s) Performed

Monday through Sunday

Report Available

Same day/1 day

Reporting Name

Creatinine, 24 Hr Urine

CPT Code Information

82570
81050

LOINC Code Information

20624-3