Casandra
Casandra Test Code QD00043Version 1 (DRAFT)
Performing Lab
Potassium, Random Urine with Creatinine
Also known as: K, Random Urine
Clinical Use
Order TestUse
Urinary excretion of potassium is increased in primary aldosteronism, dehydration, and salicylate toxicity. Decreased levels are seen in malabsorption.
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
Methodology
Automated Analyzer (Other)
Biomarkers
Creatinine
AnalyteCreatinine, Random Urine • Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
Potassium
AnalytePotassium, Random Urine • Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
Result Turnaround Time
2 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Urine
Volume
10 mL
Minimum Volume
2 mL
Container
plastic leak‑proof container (random urine, no preservative)
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 7 days |
| Refrigerated | 7 days |
| Frozen | 28 days |