ARUP's Laboratory Test Directory
| 0080379: Vitamin D, 25-Hydroxy |
| Test Mnemonic: VIT D 25 | |
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Methodology: Chemiluminescent Immunoassay
Performed: Sun-Sat Reported: 1-2 days |
| Specimen Required: | |
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Collect: One 4 mL SST.
Transport: 1 mL serum at 2-8°C. (Min: 0.3 mL) Also acceptable: plasma (EDTA or heparin). Submit specimen in an ARUP Standard Transport Tube. Pediatric Collection/Transport: 0.3 mL serum or plasma at 2-8°C. Stability: After separation from cells: Ambient: 3 days; Refrigerated: 5 days; Frozen: 6 months |
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| Reference Interval: |
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Deficiency: Less than 20 ng/mL Insufficiency: 20-29 ng/mL Optimum Level: 30-80 ng/mL Possible Toxicity: Greater than 80 ng/mL |
| Interpretive Data: | |
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This assay accurately quantifies the sum of vitamin D3, 25-Hydroxy and vitamin D2, 25-Hydroxy.
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| CPT Code(s): | |
| 82306 |