Casandra
Casandra Test Code QD98114Version 1 (DRAFT)
Performing Lab
Zinc, 24‑Hour Urine (NY)
Clinical Use
Order TestUse
Zinc is an essential element involved in a myriad of enzyme systems including wound healing, immune function, and fetal development. Zinc measurements are used to detect and monitor industrial, dietary, and accidental exposure to zinc. Also, zinc measurements may be used to evaluate health and monitor response to treatment.
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
Methodology
Mass Spectrometry
Biomarkers
Prompt‑Result Total Volume
AnalytePrompt‑Result Total Volume • Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
Zinc, 24 Hour Urine
AnalyteZinc, 24 Hour Urine • Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
Result Turnaround Time
2-4 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Urine
Volume
7 mL
Minimum Volume
3 mL
Container
acid washed or metal free plastic urine container
Collection Instructions
24 hour urine collected in an acid washed or metal free plastic urine container; record total volume on specimen container and on test requisition; collect without preservative
Causes for Rejection
hemolysis; fecal contamination; random urine
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 5 days |
| Refrigerated | 14 days |
| Frozen | 30 days |