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Vitamin D Testing

The Mayo Medical Laboratories Difference


Updated: September 2013
Published: February 2009

The following test is referenced:

25HDN / 25-Hydroxyvitamin D2 and D3, Serum

Useful for:

  • Diagnosis of vitamin D deficiency
  • Differential diagnosis of causes of rickets and osteomalacia
  • Monitoring vitamin D replacement therapy
  • Diagnosis of hypervitaminosis D ...more>>

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