VITAMIN D, 25-HYDROXY

Specimen Required
Draw blood in a SST. Centrifuge, separate and send 0.8 mL (0.5 mL minimum) refrigerated in a screw-capped plastic vial.

Alternate Specimen
Serum: Red-top

Rejection Criteria
Moderately hemolyzed or lipemic specimens, plasma

Methodology
Immunoassay

Stability
Room Temperature: 14 days; Refrigerated: 14 days; Frozen: 60 days

Reference Range
By report

Performed
Sunday-Saturday

Turnaround Time2-4 days
Test CodeVITD
CPT-4 Code (s)
82306
LOINC Codes
1989-3

Warde
Medical
Laboratory