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Test Code LAB12601 Vitamin A (Retinol)

Department

SEND OUTS

Reference Lab Test Number

VITA

Collection Requirements

PROTECT FROM LIGHT IMMEDIATELY AFTER COLLECTION.

Patient Preparation: Patient should fast overnight (12-14 hours). Infants – draw prior to next feeding.

Refer To

Warde Medical Laboratory

Primary Collection Container

Red (No Gel)

Transport

Frozen

Preferred Transport Temperature

Frozen

Processing

CRITICAL FROZEN.

Centrifuge, separate serum from cells within 2 hours, and send 1.0 mL serum in an amber screw-capped plastic vial.

Stability

Ambient: Unacceptable

Refrigerated: Unacceptable

Frozen: 2 months

Minimum Testing Volume

0.5 mL

Reference Range

38-106 ug/dL

Methodology

High Performance Liquid Chromatography

Performed

Monday-Friday

Reported

5 days

CPT Codes

84590

Unacceptable Conditions

Specimen not protected from light.