Carotene

Message

Separate from cells as soon as possible after clotting. Send
serum in an amber tube. If amber tube is not available, wrap tube
in aluminum foil to protect from light.

Test Code

CARTN

Alias/See Also

LAB702, Beta- Carotene

CPT Codes
82380

Preferred Specimen

2 mL serum – protected from light

Patient Preparation

Overnight fasting is required

Minimum Volume

0.7 mL

Instructions

Separate from cells as soon as possible after clotting. Send serum in an amber tube. If amber tube is not available, wrap tube in aluminum foil to protect from light.

Transport Container

Plastic screw-cap vial, protected from light

Transport Temperature

Refrigerated

Specimen Stability

Room temperature: 72 hours Refrigerated: 7 days Frozen: 30
days

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Room temperature Not protected from light (room temperature and
refrigerated)

Methodology

High Performance Liquid Chromatography (HPLC) This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by the FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.

FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by the FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.

Setup Schedule

Mon-Sat a.m.

Report Available

3 days

Reference Range

0-8 months Not established

9 months-6 years 5-80 mcg/dL

7-17 years 9-190 mcg/dL

Males ≥18 years 4-51 mcg/dL

Females ≥18 years 6-77 mcg/dL

Clinical Significance

Beta Carotene, a fat soluble nutrient, is a precursor to vitamin A. Deficiencies may lead to vitamin A deficiency. Excessive vitamin A intake may lead to headaches, loss of appetite, nausea and diarrhea, skin changes, and potential birth defects.

Performing Laboratory
Quest Diagnostics Nichols Institute 14225 Newbrook Drive Chantilly, VA 20153

Last Updated: February 17, 2023

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.