Casandra
Casandra Test Code QD82420Version 1 (DRAFT)
Performing Lab
Lab Quest DiagnosticsLab Test ID 39527
Homovanillic Acid, 24‑Hour Urine with Creatinine
Clinical Use
Order TestUse
Not provided.
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
Methodology
Other
Biomarkers
Creatinine
AnalyteCreatinine (24‑hour Urine) • Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
Homovanillic Acid
AnalyteHomovanillic Acid (HVA) • 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
Urine
Volume
10 mL (5 mL minimum) 24‑hour urine with 25 mL 6N HCl
Minimum Volume
5 mL
Container
24‑hour urine container
Collection Instructions
24‑hour urine collected with 25 mL 6N HCl
Patient Preparation
Preferable to be off medications for 3 days; avoid alcohol, coffee, tea, tobacco and strenuous exercise prior to collection
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 10 days |
| Refrigerated | 14 days |
| Frozen | 90 days |