VITAMIN D, 25-Hydroxy
Test:
131
CPT:
82306
Synonyms
1-25-Hydroxycalciferol
2-25-OH-D
3-Cholecalciferol Metabolite
4-Vitamin D3 Metabolite
Special Instructions
This test is not the same as Calcitriol (1,25 di-OH Vitamin D) [081091] (vitamin D3), which must be ordered separately.
Expected Turnaround Time
Within 1 day
Specimen Requirements
Specimen
Within 1 day
Volume
0.5 mL
Minimum Volume
0.3 mL (Note: This volume does not allow for repeat testing.)
Container
Red-top tube or gel-barrier tube
Collection
If tube other than a gel-barrier tube is used, transfer separated serum to a plastic transport tube.
Storage Instructions
Room temperature
Causes for Rejection
Plasma specimen; gross hemolysis; gross lipemia
Test Details
Use
Rule out vitamin D deficiency