Prolactin *

SIM

LAB531

CPT

84146 

Synonyms

None 

Specimen Type

Serum (preferred) or plasma

Container

Red-top tube, gel-barrier tube, or green-top (lithium heparin) tube. Do not use oxalate, EDTA, or citrate plasma.

Collection Instructions

Volume

Volume: 1.0 mL 
Minimum volume : 0.7 mL (This does not allow for repeat testing) 

Additional Information

Levels rise during pregnancy and are elevated during lactation, in postpartum subjects, and following bilateral oophorectomy. Destructive pituitary diseases cause low levels.

Patient Preparation

Specimen Processing Instructions

If a red-top tube or plasma is used, transfer separated serum or plasma to a plastic transport tube.

Transport Requirements

Refrigerate

Specimen Stability

Refrigerated : 14 days 

Rejection Criteria

Reference Range

Reference range accompanies report.

Critical Value

Test Includes

Prolactin  

Methodology

Electrochemiluminescence immunoassay (ECLIA)

Testing Frequency

LCA

004465 

Reviewed By

Rhonda Crowe

Reviewed Date

2/27/23

Supplemental

* Denotes Reference Lab Test