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HelpTest Code 24CRE Creatinine, urine, 24 hr
Additional Codes
| Epic Ordering Code | LAB3053067 |
| NBS code | LBC00274 |
| Service code | 31404 |
Specimen Requirements
Submit the following:
| Container: |
| 24 Hr Urine Container |
Processing Requirements
Specimen type: 24Hr Urine
Volume: Cumulative urine collection over 24 hours
Specimen Stability
| Specimen Type | 24 hr urine |
|---|---|
| Ambient | 2 days |
| Refrigerate | 6 days |
| Frozen | 6 months |
Specimen Condition
| Haemolysis | Not applicable |
|---|---|
| Icterus | Not applicable |
| Lipaemia | Not applicable |
| Others | Not applicable |
Methodology
Enzymatic Assay
Days and Times Performed
24 hrs, TAT 1 day
Reference Interval
| Male | 7.7 – 21.3 mmol/day |
|---|---|
| Female | 5.9 – 14.1 mmol/day |
Testing Laboratory
National University Hospital
Clinical Chemistry, 67724346
Useful For
Confirms completeness of 24 hr urine collection.
Calculate creatinine clearance.
Update
Last updated 31/07/2026
LOINC Code Information
| Urine volume, total | 3167-4 |
|---|---|
| Creatinine, urine | 14683-7 |
| Creatinine, urine, 24 hr | 14684-5 |
Alias
24CRE