1,25 Dihydro Cholecalciferol
1,25-dihydroxy Vitamin D
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Diasorin Chemiluminescent Immunoassay
Differential diagnosis of hypercalcemia. Levels are decreased in chronic renal failure and hypoparathyroidism and increased in sarcoidosis.
18 - 78 pg/mL
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Collect specimen in SST (preferred) or red top tube from a fasting patient (a fasting specimen is recommended, but not required). Centrifuge, aliquot serum into a plastic vial, and refrigerate up to 6 days or freeze for longer storage.