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HelpTest Code CREU Creatinine, urine
Additional Codes
| Epic Ordering Code | LAB384 |
| NBS code | LBC00274 |
| Service code | 31404 |
Specimen Requirements
Submit the following:
| Container: |
| Random Urine Container |
Processing Requirements
Collect mid-stream urine in preservative-free urine container. Unacidified Urine.
Specimen type: Urine
Volume: 10mL
Specimen Stability
| Specimen Type | 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
| Age (yrs) | Male | Female |
|---|---|---|
| 3 – 5 | 1.3 – 13.4 mmol/L | |
| 6 – 11 | 1.2 – 17.3 mmol/L | |
| 12 – 13 | 1.9 – 19.0 mmol/L | |
| 14 – 29 | 1.7 – 27.0 mmol/L | |
| 30 – 79 | 1.3 – 26.0 mmol/L | 1.1 – 20.3 mmol/L |
Testing Laboratory
National University Hospital
Clinical Chemistry, 67724346
Update
Last updated 16/07/2026
LOINC Code Information
14683-7