VITAMIN A (RETINOL) | |
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Test Code: U064 | Specimen Collection: Serum |
Component: Vitamin A, Retinol | Method: HPLC |
Collection Notes: Protect specimen from light; use foil wrapping or amber tubes. Plasma is not acceptable. | |
Clinical Utility: High concentrations of Vitamin A are associated with bone fracture. Low concentrations are consistent with fat malabsorption. | |
CPT Code: 84590 | Testing Location: Sent to reference lab |
SPECIMEN/STABILITY TYPETemperature:Serum (1 mL) Foil-wrapped Ambient 24 Hours Refrigerated 7 Days Frozen 28 Days |