PRIMIDONE

Message

Cannot use any gel separator tubes

Test Code

PRIMD

CPT Codes
80188; 80184

Includes

Includes: Primidone and Phenobarbital

Preferred Specimen

1 Red tube

Minimum Volume

0.2 mL

Other Acceptable Specimens

or 1 Lavender tube (EDTA)
or 1 Green tube (Lithium Heparin)
(Heparin without gel separator)

Instructions

Centrifuge for complete separation of plasma or serum from red cells. See specimen container for appropriate sample type. Aliquot serum or plasma into transfer tube. Refrigerate until tested.

Transport Temperature

Refrigerate

Specimen Stability

2-8°C up to 7 days

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

Hemolysis interferes

Methodology

EIA

Setup Schedule

M, T, W, Th, F, Sa, Sun

Reference Range

Primidone: 5 - 12 µg/mL

Phenobarbital: 15 - 40 µg/mL

Clinical Significance

Centrifuge for complete separation of plasma or serum from red cells. See specimen container for appropriate sample type. Aliquot serum or plasma into transfer tube. Refrigerate until tested.

Performed By
Alverno Laboratories

Performing Laboratory
Alverno Central Lab
NCHB1 (Chemistry, Beckman AU)

Last Updated: April 25, 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.