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Epic Code LAB580 Vitamin A Blood Level

Important Note

  • Fasting specimen required (12-14 hours)
  • Patient must not consume any alcohol or ingest vitamin supplements for 24 hours before the specimen is drawn.
  • If Vitamin A and Vitamin E are ordered together, only one tube is required.

Test Name Alias

Vitamin A | VITA | Retinol | 8331

Interface Order Alias

10278

Quick Collect

NO LIGHT+S/POPL/R

Collection Instructions

Before draw:

  • Patient must not consume any alcohol or ingest vitamin supplements for 24 hours before the specimen is drawn and must be fasting (12-14 hours).
  • If Vitamin A and Vitamin E are ordered together, only one tube is required.

 

Specimen Collection: Blood

 

Container(s): Red top (no additive) only.

Preferred Volume to Collect: 6.0 mL

Minimum Volume to Collect: 2.0 mL

Neonate Volume to Collect: 2.0 mL

Capillary collect ok? Yes

Microtainer acceptable: Yes

 

Collection Instructions:

  • Gently invert tube(s) 8 – 10 times after collection.
  • Protect from light
    • Wrap tube lightly in paper towel or tinfoil
    • Plastic amber pour off tubes are acceptable to protect from light
  • Specimen should be processed within 30 minutes – See Processing Instructions

 

 

Processing Instructions (Laboratory, Outpatient or Off-site collection)

 

Processed Specimen: Serum

Centrifuge/Spin: Yes

Aliquot: Yes

 

Processing Instructions:

  • NO LIGHT+S/POPL/R
  • Protect from light
    • Wrap tube lightly in paper towel or tinfoil
    • Plastic amber pour off tubes are acceptable to protect from light
  • Spin at 3500 for 5 minutes after 30 minute rest
  • Pour over into brown pour-over tube.
  • Minimum volume serum: 1.0 mL serum
  • Store refrigerated

 

Transport Temperature: Refrigerated

Specimen Stability

Refrigerate: 14 days

Frozen: 14 days

Laboratory Retention: 7 days

Test Frequency

Test is run every Tuesday and Thursday.

Usual TAT 1-5 days.

Reference Range

0 – 7 Years: 11.3 – 64.7 mcg/dL

7 - 13 Years: 12.8 – 81.2 mcg/dL

13 – 18 Years: 14.4 – 97.7 mcg/dL

18 Years – 150 Years: 32.5 – 78 mcg/dL

Performing Department

Toxicology

Performing Department Laboratory Location

Corewell Health Reference Laboratory, Grand Rapids, MI

Methodology

Liquid Chromatography-Mass Spectrometry

 

This test was developed and its performance characteristics determined by Spectrum Health Toxicology Laboratory. It has not been cleared or approved by the FDA. The laboratory is regulated under CLIA as qualified to perform high-complexity testing. This test is used for clinical purposes. It should not be regarded as investigational or for research.

 

CPT

84590

CDM Code

3018459001

Epic Test ID

1230101284

LOINC

Vitamin A Lvl: In process

Mayo Access Code

SHO10278

Reviewed Date

2/15/2023