VITAMIN D, 25-HYDROXY LEVEL
Vitamin D - 25-Hydroxyvitamin D2 - 25-Hydroxyvitamin D3 - Calciferol, 25-Hydroxycalciferol - Cholecalciferol - Ergocalciferol
Total 25-Hydroxyvitamin, 25-Hydroxyvitamin D2, and 25-Hydroxyvitamin D3
Samples on Infants or Children < 1 year old: These samples will be sent to Legacy Laboratory for testing.
Specimen Collection Requirements
Site-specific: Consult Samaritan Epic Catalog or contact your local laboratory.
Allow serum to clot completely at room temperature (minimum: 30 minutes). Centrifuge and separate serum from cells ASAP. Freeze serum.
Frozen (at or below -20°C)
AFTER SEPARATION FROM CELLS: Ambient (20-25°C): 8 hours, Refrigerated (2-8°C): 4 days; Frozen (at or below -20°C): 24 weeks
Samaritan Health Services Laboratories
|| 5-120 ng/mL
|| </= 20 ng/mL
|| 21-29 ng/mL
|| >/= 30 ng/mL
|| > 100 ng/mL
Visible hemolysis may cause interference. Samples should be redrawn if possible. Samples with moderate hemolysis (>200 mg/dL) will have falsely elevated results. Grossly lipemic samples are to be airfuged prior to testing.
Thursday, January 17, 2019 09:20:34 AM