Vitamin D, 25-Hydroxy 25VD

Method(s) Chemiluminescent Immunoassay
Synonym Calciferol
Specimen Required
Collect

One 5 mL gold (SST) top tube. Also acceptable: plasma (EDTA or lithium heparin)

Transport 1.0 mL serum at 2-8ºC.
Remarks Fasting specimens are recommended but not required.
Stability

Refrigerated: 5 days

Unacceptable Conditions Hemolyzed specimen.
Schedule Mon - Sat
Billing Code 1010262
CPTCode 82306
Preferred Specimen Collection Device(s)
Reference Interval
Vitamin D Status25-OH Vitamin D Test Result
Deficiency
Insufficiency
Sufficiency
Toxicity
Less than 20 ng/mL
20 - 30 ng/mL
31 - 100 ng/mL
Greater than 100 ng/mL

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.

 

No Appointment Necessary
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12 Patient Service Centers in Central New York.

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