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HelpVitamin D Total 25 Hydroxy
eD-H Order Code
LAB535
Specimen Collection Information
| Specimen | Minimum Test Volume | Container | Special Handling |
|---|---|---|---|
| Blood | 0.5 ML |
Specimen Transport Temperature
Refrigerated
Specimen Stability
Additional Specimen Instructions
This is the preferred assay for the evaluation of a patient’s Vitamin D status. This assay will report a total 25-OH Vitamin D concentration. The individual components, D2 and D3 are not separately listed.
Day(s) Performed
Monday through Sunday; continuously
CPT(s)
82306
Performing Lab Section
Chemistry
Reference Ranges
Reference Range:
Deficiency: ≤ 20 ng/mL
Insufficiency: 21 – 29 ng/mL
Sufficient: ≥ 30 ng/mL
Risk of toxicity: >100 ng/mL