Prolactin
A pituitary hormone.
| Tube | 01 (SE) - Serum Gel |
|---|---|
| ID | Tests&Tubes0100 |
| Additional Information | Normal levels do not exclude a prolactinoma which could be associated with subtle abnormalities of prolactin excretion. Upto 700 IU/L - normal. Upto 1000 IU/L consider repeat. 1000 - 2000 IU/L consider microprolactinoma, drugs, PCO, hypothalamic disorder including functionless pituitary tumour with supracellar extension, primary hypothyroidism. 2000 - 4000 IU/L microprolactinoma, hypothalamic disorder (also drugs but less likely) 4000 - 6000 IU/L Almost certainly a prolactinoma although hypothalamic disorder is possible. >6000IU/L Macroprolactinoma. |
| Turn Around | A&E: N/A Day Case: 72 Hours In-Patient: 72 Hours Out-Patient: 72 Hours GP: 72 Hours |
| Send to | Blood Sciences Cross Site |
| Contact | For further details please contact Leeds Pathology customer services: leedsth-tr.pathologycustomerservice@nhs.net. |
| Collection Con | Minimum volume - 250µl serum / plasma Instructions for Lab Staff: Standard lab processing- No special requirements |
| Sample REQ | Blood |
| Ref. Range Notes | Blood Sciences reference ranges are available through the useful information and links page: https://www.leedsth.nhs.uk/a-z-of-services/pathology/blood-sciences/useful-information-and-links/ |
| Units | mU/L |
| Telepath | PRL1L |
| ICE Codes | LPRL |
