Oxalate - urine
Last updated: Monday, 22, March, 2004
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| Item | Process |
|---|---|
| Specimen | 24 hour urine collected with HCl as preservative. |
| Method | Chromatography, spectrophotometry. |
| Reference Interval | Method dependent - consult pathologist. |
| Application | Diagnosis of primary or secondary hyperoxaluria in patients with renal calculi. |
| Interpretation | Elevation indicates hyperoxaluria, grossly increased levels occur in primary hyperoxaluria. Very high levels are also seen in patients with ethylene glycol poisoning. |
| Reference | Baker PW et al. Crit Rev Clin Lab Sci 1996; 33: 39-82. |