Specimen Requirements
Title
VITAMIN D, 1,25-DIHYDROXY
Specimen Requirement
1 SST/1.0 mL serum. After 30 minutes of clotting, promptly centrifuge and refrigerate.
Methodology
Stability
Refrigerated: 4 days, Frozen: 6 months
Reference Range
By Report*
Turnaround
3-5 days Performed Mon-Fri)
Clinical Use
Aid in the diagnosis of primary hyperparathyroidism, hypoparathyroidism, pseudohypoparathyroidism, renal osteodystrophy, vitamin-D resistant rickets.
Test Code
1DVD