Test Details

Mnemonic

VITA

Ordering Code

1060200

CPT-4 Code(s)

84590

Specimen Information

Patient Preparation

Fast overnight (12-14 hours).
Infant: Collect prior to next feeding.
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Collect

Red-top
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Specimen Preparation

Centrifuge, separate serum from cells within 2 hours and send 1.0 mL serum in an amber screw-capped plastic vial. PROTECT FROM LIGHT. CRITICAL FROZEN.
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Alternate Specimen

Serum: SST
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Minimum Volume

0.5 mL
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Transport Temperature

Critical frozen
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Rejection Criteria

Specimen not protected from light
Specimen not frozen
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Stability

Room temperature: Unacceptable
Refrigerated: Unacceptable
Frozen: 60 days
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Methodology

High Performance Liquid Chromatography
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Reference Range

38 - 106 ug/dL
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Performing Laboratory

Warde Medical Laboratory
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