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General
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Clinical Use:
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Measurement of 1,25-Dihydroxy Vitamin D is useful in differentiating:
primary hyper-parathyroidism from hypercalcemia of cancer,
distinguishing between Vitamin D-dependent and Vitamin D-resistant rickets,
monitoring Vitamin D status of chronic renal failure patients. |
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Availability:
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Samples are tested Monday - Friday. |
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Aliases/Synonyms:
| 1,25 Dihydroxycholecalciferol, 1,25 DiOHD, Calciferol, Calcitriol, |
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Code:
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125VD |
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Handling Instructions (to laboratory):
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Send sample chilled. |
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Hyperlink:
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Reference Interval:
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50-160 pmol/L
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Collection Requirements
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Container:
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Serum Sep. Tube-SST (GOLD), |
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Sample Type:
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See container |
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Minimum Collection Volume:
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Collection Instructions:
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Processing Requirements
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Alternate Containers:
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Serum, no gel (RED) |
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Processing Instructions:
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Centrifuge, separate and freeze sample. |
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Minimum Assay Volume:
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225uL |
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Stability:
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5 days chilled |
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Transport Instructions (to testing laboratory):
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Send separated sample frozen on dry ice. |
Testing Locations
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Performed at:
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Section
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Department
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Site
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Contact Phone
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Laboratory |
SA Pathology-IMVS |
(08) 8222 3000 |
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Last Updated : 18-02-2026 09:50 |