Vitamin B₅ (Pantothenic Acid)

Message

For Specimen Integrity during Extreme Weather see the “Lockbox Usage in Extreme Weather” document at the top of this page.

Test Code

VITB5

Alias/See Also

91030

CPT Codes
84591

Preferred Specimen

1 mL frozen serum collected in a red-top tube (no gel), light protected - See instructions

Minimum Volume

0.5 mL

Other Acceptable Specimens

Frozen plasma collected in a light protected: EDTA (lavender-top) tube or sodium heparin (green-top) tube

Instructions

Pour serum or plasma into amber transport tube (preferred) or transport tube wrapped in aluminum foil to protect from light.

Transport Container

Amber transport tube, light protected

Transport Temperature

Frozen

Specimen Stability

Room temperature: Unacceptable
Refrigerated: Unacceptable
Frozen: 30 days

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

Serum separator tube (SST)

Methodology
Chromatography/Mass Spectrometry

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

Set up: Tues, Thurs, Sat; Report available: 2-4 days

Clinical Significance

Vitamin B5 (Pantothenic Acid) is a component of coenzyme A and phosphopantetheine both of which are involved in fatty acid metabolism. It is essential to almost all forms of life and is widely distributed in food.

Performing Laboratory

Quest Diagnostics Nichols Institute

14225 Newbrook Drive

Chantilly, VA 20153

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.