Prolactin Monomeric, Free

Diagnostic Use

Reported as monomeric prolactin, also known as free prolactin, with reference intervals derived from PEG-treated samples. To distinguish "true" hyperprolactinaemia from apparent hyperprolactinaemia that is caused by a raised macroprolactin content.

Department

Endocrinology Lab

Delphic Registration Code

FPRL

Synonyms

FPRL
Free Prolactin
Monomeric Prolactin

Turnaround Time

7 days

Test Code

6574

Specimen Type

• Serum
• Plasma

Specimen Requirements

Tube/Container Type:

Preferred

• Serum (Red Cap)

Acceptable

• SST II (Gold Cap)
• Lithium Heparin - Non-gel (Green Cap)
• Lithium Heparin - Gel (Green Cap)

Preferred Sample Volume (ml)

4

No of Samples Required

1

Aliquot Instructions

Sample Type

• Serum
• Plasma

Minimum Volume (ml)

0.4

Transport to Lab

Ambient (8 - 24 degrees Celsius)

Additional Referral/Aliquot Information

Minimum 0.4 mL, preferably 0.8 mL

Interpretation

See Hyperprolactinemia and Macroprolactin web page.
Prolactin Series Test Protocol

Reference Intervals

Monomeric prolactin:

Female 80-530 mIU/L.  Male 80-350 mIU/L

Macroprolactin:

Reported as High, Low or Undetectable

Test Method

Beckman ACCESS following PEG treatment.

Non-Funded Test Cost

$23.28 (Exclusive of GST)

Billing Code

6582

This test is available as a separate test, however it is performed routinely on all samples that are found by Endolab to have a raised prolactin level.

Contact Information

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