Oxalate:Creatinine Ratio, Random Urine-994

Test info

  
Oxalate:Creatinine Ratio, Random Urine
  
994
  
LAB994
  
MSO

Specimen

  

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.

  
Urine (random)
  
  
10 mL
  
2.5 mL
  

Transfer sample to a  Urine Monovette with pH stabilizer

 

 

  
  

Specimen preserved in Urine Monovette with pH stabilizer

Ambient (preferred) - 7 days

Refrigerated - 7 days

Frozen - 8 weeks

Freeze/thaw cycles - Stable x3

 

  

Urine sample received with a pH not ≤3 from a patient on high doses of vitamin C

Performance

  
LabCorp (123500)
  
Mo - Fr
  
7 days
  

Enzymatic (Oxalate); Kinetic (Creatinine)

Clinical and Interpretive info

  

Oxalate: mg/L

Creatinine: mg/dL

Ratio: mg/g

Billing

  
82570
83945

Tracking

  
09/21/2022
  
05/14/2024
  
05/14/2024