Vitamin D, 25-Hydroxy 25VD
Method(s) | Chemiluminescent Immunoassay | |||||
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Synonym | Calciferol | |||||
Specimen Required | ||||||
Collect | One 5 mL gold (SST) top tube. |
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Transport | 1.0 mL serum at 2-8ºC. | |||||
Remarks | Fasting specimens are recommended but not required. | |||||
Stability | Refrigerated: 5 days |
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Unacceptable Conditions |
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Schedule | Daily, except Sundays | |||||
Billing Code | 1010262 | |||||
CPTCode | 82306 | |||||
Preferred Specimen Collection Device(s) | ||||||
Reference Interval | ||||||
A pediatric reference range has not been established using this method. Serum 25(OH)D is the major circulating form of vitamin D and is the only metabolite necessary to assess for vitamin D deficiency or intoxication.
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