PROLACTIN

Message

Centrifuge sample within 2 hours of collection.

Test Code

PROL

CPT Codes
84146

Preferred Specimen

1 Gold tube (gel separator)

Minimum Volume

0.5 mL

Other Acceptable Specimens

or 1 Green tube (Lithium Heparin)

Instructions

Centrifuge for complete separation of plasma or serum and red cells within 2 hours. Aliquot (transfer) plasma into a transfer tube and refrigerate.

Transport Temperature

Refrigerate

Specimen Stability

2-8°C up to 7 days
15-30°C up to 8 hours
Frozen samples are stable

Methodology
Chemiluminescent immunoassay

Setup Schedule

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

Report Available

Within 24 hours of receipt at the performing laboratory.

Reference Range

Male: 2.64 - 13.13 ng/mL

Female in:

Pre-menopausal 3.34 - 26.72 ng/mL
Post-menopausal 2.74 - 19.64 ng/mL

Clinical Significance

The determination of prolactin is utilized in the diagnosis of anovular cycles, amenorrhea, and gynecomastia.

Performed By
Alverno Laboratories

Performing Laboratory
Alverno Central Lab
NCHB2 (Chemistry, Beckman DxI)

Last Updated: June 9, 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.