Blood Sciences Test


Oxalate (urine)

Specimen

  • 24 h urine Oxalate UOX
  • Random Urine Oxalate RUOX
  • Oxalate: Creatinine ratio RUOXCR

Special Instructions

None, we acidify urine on receipt

Test Usage

Hyperoxaluria, with or without formation of oxalate stones, can be due to fat malabsorption, dietary oxalate excess, Vitamin C overdose, hereditary hyperoxaluria (rare) or industrial toxicity. About 10% of urine oxalate normally comes from the diet but this fraction increases with excessive intake of oxalate rich foods including spinach, rhubarb, strawberries, tomatoes, prunes and tea.

Turnaround time

Approx 4 weeks

Availability

Referred test

Can be added on to an existing request up to 4 days following sample receipt

Specimen Labelling Procedure