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Hypophosphatemia laboratory findings

Random or spot urine phosphate/creatinine ratio (uPiCr) and spot fractional excretion of phosphate (FEPi) may[1] or may not be heplful[2].


References

  1. https://www.sciencedirect.com/science/article/pii/B9781437716047001214
  2. Tan SJ, Smith ER, Cai MM, Holt SG, Hewitson TD, Toussaint ND (2016). “Relationship between timed and spot urine collections for measuring phosphate excretion”. Int Urol Nephrol. 48 (1): 115–24. doi:10.1007/s11255-015-1149-z. PMID 26568386.

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