Casandra
Casandra Test Code QD87300Version 1 (DRAFT)
Performing Lab
Lab Quest DiagnosticsLab Test ID 682
Oxalic Acid, 24-Hour Urine with Creatinine
Also known as: Oxalate
Clinical Use
Order TestUse
This test quantitatively measures oxalic acid and creatinine in a 24‑hour urine collection to assess oxalate excretion, which is useful in evaluating risk for calcium oxalate kidney stone formation and metabolic disorders associated with hyperoxaluria.
Special Instructions
Performed at Quest Diagnostics Nichols Institute, San Juan Capistrano (as of 11/30/2023) following relocation from Chantilly; collected as a 24‑hour urine. No fasting required per walk‑in lab description; At‑home collection; refrigerate during and after collection; record total volume and times on container/request form.
Limitations
Not provided.
Test Details
Methodology
Other
Biomarkers
Creatinine
AnalyteCreatinine • Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
Oxalic Acid
AnalyteOxalic Acid • 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
Not provided
Minimum Volume
Not provided