Ordering Recommendation
Use this test for patients with prolactin-secreting macroadenomas, where a high-dose hook effect is a consideration.
Mnemonic
PROLAC MAC
Methodology
Quantitative Chemiluminescent Immunoassay
Performed
Sun-Sat
Reported
Within 24 hours
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect
Serum separator tube or plasma separator tube. Also acceptable: Green (sodium or lithium heparin).
Specimen Preparation
Allow specimen to clot completely at room temperature. Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube.
Storage/Transport Temperature
Frozen.
Unacceptable Conditions
EDTA plasma.
Remarks
Stability
After separation from cells: Ambient: 8 hours; Refrigerated: 48 hours; Frozen: 3 months
Reference Interval
Age |
Male |
Female |
---|---|---|
1-9 years | 2.1-17.7 ng/mL | 2.1-17.7 ng/mL |
10 years and older | 2.1-17.7 ng/mL | 2.8-26 ng/mL |
Interpretive Data
Compliance Category
FDA
Note
This test is intended for patients with prolactin-secreting macroadenomas, where a high-dose hook effect is a consideration.
Hotline History
N/A
CPT Codes
84146
Components
Component Test Code* | Component Chart Name | LOINC |
---|---|---|
0020724 | Prolactin, Dilution Study | 20568-2 |
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
- Dilution for high dose hook effect
- Macroadenoma
- Prolactin, Dilution Study
Prolactin, Dilution Study