Prolactin


Sunquest Code:PROLAC  
Epic Code:LAB531Epic Name:Prolactin
Synonyms:PRL
Methodology:Chemiluminescence
CPT Code:84146
Turnaround Time:Performed and reported 24 hours/day.


Collection Instructions

Specimen:Blood
Optimal Volume:2.5 mL
Minimum\Peds Volume:0.6 mL
Container:Red or gold (gel) (Green (lithium heparin, gel), Green (lithium heparin) on ICE, Green (sodium heparin, no gel), Green (sodium heparin, no gel) on ICE, Purple (EDTA), Red (no gel))
Contraindications:Large doses of biotin (10 mg or more per day) may cause clinically significant interference in prolactin levels. If interference is suspected, it is strongly recommended that biotin is discontinued for at least one week prior to retesting.


Processing and Shipping

Specimen Processing:Centrifuge and aliquot 1.25 mL, 0.2 mL minimum. Store in refrigerator.
Shipping Instructions:Ship at refrigerated temperature.
Test Performed at or Referral Lab Chemistry  (UMMC-East Bank)


Interpretive

Reference Range:

Females

ng/mL

1-9 y

2-18

10 y and older (non pregnant)

3-27

Pregnant females

8-347

 

Males

ng/mL

1 y and older

2-18

Reference range not established on patients under 1 year of age.

 

Use:Evaluation of pituitary hyperfunction.


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