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Phone Icon Phone Support:  1-800-876-0243     Mail Icon  info@amsreferencelab.com     Location Icon 2916 E. Central Wichita, KS 67214    
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Test ID: Z4781

Vitamin A

  • CPT Code: 84590
  • LOINC: 17527-3
  • Specimen Type: Red nongel
  • Frequency: Setup: Mon-Fri; Analytic time 2 days
  • Instructions: 0.5mL serum from red nongel tube after overnight fast. Draw infants prior to next feeding. Refrigerate. SST is acceptable.
  • Text: Acute ethanol ingestion may result in increased levels of Vit A. Reference values are established for fasting patient. Exposure to light and freezing may decrease the levels.
  • Methodology: Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS) Specific quantitation of retinol.

 

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