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Test Code LAB535 25 Hydroxyvitamin D2/D3

Important Note

Vitamin D deficiency is a cause of secondary hyperparathyroidism and diseases resulting in impaired bone metabolism (like rickets, osteoporosis, osteomalacia). 

Specimen Type

Red/SST tube

Centrifurge for 10 minutes at 3200 RPM

Serum may be spun 5 minutes at 5100 RPM in the high-speed centrifuge

Storage and Transport

Stable 72 hours at room temperature

Stable 12 days at 2-8C

Testing Schedule

Daily

Method

This assay is a delayed one-step immunoassay for the quantitative determination of 25-OH vitamin D in human serum and plasma using Chemiluminescent microparticla (CMIA) technology.