See Hyperprolactinemia and Macroprolactin web page.
Results reported include the monomeric (or free) prolactin level and a quantitiative estimate of macroprolactin presence.
Department
Endocrinology Lab
Delphic Registration Code
MPRL of FPRL
Synonyms
MPRL
Turnaround Time
7 days
Test Code
6575
Specimen Type
Serum
Plasma
Specimen Requirements
Tube/Container Type:
Preferred
Serum (Red Cap)
Preferred if West Coast
SST II (Gold Cap)
Acceptable
SST II (Gold Cap)
Lithium Heparin - Non-gel (Green Cap)
Lithium Heparin - Gel (Light 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
Preferably 0.8 mL, minimum 0.4 mL.
Interpretation
See Hyperprolactinemia and Macroprolactin web page
Reference Intervals
Monomeric prolactin:
Female 80-530 mIU/L. Male 80-350 mIU/L.
Macroprolactin:
Reported as High, Low or Undetectable.
Test Method
Beckman Coulter ACCESS following PEG treatment.
Non-Funded Test Cost
$23.28 (Exclusive of GST)
Billing Code
6582
The presence or absence of macroprolactin in patient samples did not change in multiple bleeds up to 8 years. Patients with an initial result of "MacroPrl not detected" will not have subsequent samples re-tested for macroprolactin, unless specifically requested.