Macroprolactin

Background

Although the major form of prolactin in human serum is the monomer both “big prolactin” and macroprolactin higher molecular weight forms co-exist. Macroprolactin is a complex of prolactin with an IgG antibody and shows variable reactivity in immunoassays for prolactin.

Reference ranges

Interpretation of results is provided on the report

Specimen requirements

Sample type:

• Serum

Sample identification:

• Three patient identifiers from
  • Name
  • D.O.B.
  • Address
  • N.H.S. number
  • Unit Number
  should match on the specimen and request form. This check may be performed prior to centrifugation by the Central Sort department.

Turnaround time

1 week