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25-hydroxy-vitamin D

   Also found in: Wikipedia 0.01 sec.
25-hydroxy-vitamin D
This is the form of vitamin D that is measured in order to assess vitamin D deficiency.


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Researchers had hypothesized that malnutrition could contribute to vitamin D deficiency and therefore expected mean serum 25-hydroxy-vitamin D [25(OH)D] levels to be significantly lower in malnourished oncology patients.
Vitamin D deficiency exists when the concentration of 25-hydroxy-vitamin D (25-OH-D) in the blood serum occurs at 12ng/ml (nanograms/millilitre) or less.
Women with the lowest blood levels had the highest rates of breast cancer, which dropped as blood levels of 25-hydroxy-vitamin D increased.
 
 
 
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