Oxalate, 24Hr Urine/Creatinine
Test ID:
703065
CPT code:
83945, 82570
Synonyms:
Oxalic Acid, 24-Hour Urine with Creatinine
Specimen Type:
Urine (24 hour collection)
Requested Volume:
10 mL aliquot of a 24-hour collection
Minimum Volume:
2 mL
Container Type:
Plastic urine container
Patient Preparation:
Avoid vitamin C supplements and vitamin C-rich foods (eg, citrus fruits like oranges, orange juice; vegetables like broccoli, tomatoes, peppers, potatoes) for 48 hours prior to collection
Collection:
Collect urine with 25 mL of 6N HCL to maintain a pH below 3. Refrigerate during and after collection.
Storage Instructions:
Maintain acidified urine at room temperature. Acid prevents crystallization and conversion of ascorbate (vitamin C) to oxalate.
Stability Requirements:
Room temperature: 6 days
Refrigerated: 7 days
Frozen: 4 months
Rejection Criteria
Random urine is unacceptable
Return Back to Test Directory
MCI Diagnostic
Providing top patient care with fast results.
Hours of Operation
Mon - Sat: 7 AM-11 PM
Sun: 7 AM-3 PM
COVID-19 Drive-Thru Hours
Mon-Fri: 9 AM-6 PM
Federal Holidays - CLOSED
More Information - Click Here
Government Contract
DUNS # 125722608
Cage Code: 3FPQ3
COVID-19
COVID-19 Fee & Pricing