Casandra
Casandra Test Code QD47409Version 1 (DRAFT)
Performing Lab
Creatine, Serum
Clinical Use
Order TestUse
Creatine, Serum assay measures the level of creatine in the blood. This test is clinically useful to distinguish creatine from creatinine, which is more commonly measured for renal function, but the creatine measurement has distinct metabolic and diagnostic relevance.
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
Methodology
Automated Analyzer (Clinical Chemistry)
Biomarkers
Creatine
AnalyteCreatine • Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
Result Turnaround Time
1-3 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Serum
Volume
2 mL
Minimum Volume
1 mL
Container
plastic screw‑cap vial
Collection Instructions
Centrifuge and transfer serum specimen to a clean, plastic screw‑cap vial. Freeze and ship frozen.
Causes for Rejection
Hemolysis
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 4 hours |
| Refrigerated | 24 hours |
| Frozen | 30 days |