Phosphate - urine
Last updated: Saturday, 20, March, 2004
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| Item | Process |
|---|---|
| Specimen | 24 hour urine collection with HCl as preservative. |
| Method | Spectrophotometry. |
| Reference Interval | 10-40 mmol/24 hours (varies with intake and plasma phosphate). |
| Application | Only occasionally indicated to identify phosphaturia in hypophosphataemic states. |
| Interpretation | High PTH levels and renal tubular disorders will result in relatively increased phosphate excretion. |
| Reference | Rodriguez-Soriano J et al. J Clin Endocrinol Metab 1968; 28: 1555-1563. |