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HelpTest Code LAB535 Vitamin D, 25-OH
Performing Lab
Arnot Ogden Medical Center
Ordering Recommendations
Diagnosis of vitamin D deficiency.
Differential diagnosis of causes of rickets and osteomalacia.
Monitoring vitamin D replacement therapy.
Diagnosis of hypervitaminosis D
Collect
Serum
Collection Device
Gold Top Tube
Specimen Volume
5 mL
Stability (from collection to initiation)
|
Room Temp |
72 Hours |
| Refrigerated | 7 Days |
| Frozen | 1 Year |
Storage/Transport Temperature
Room Temp, Refrigerated or Frozen
Minimum Requirements
0.5 mL
Methodology
Chemiluminescent immunoassay
Start Date
9/17/2018
Last Review Date
7/12/25 ES
Specimen Handling
Allow serum to clot completely. before centrifugation. Centrifuge within 2 hours.
Room Temp, Refrigerated
Frozen: Pour serum into plastic vial
Remarks
Testing performed Monday through Sunday.