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HelpTest Code LAB531 Prolactin
Clinical System Name
Prolactin
Synonyms
Prolactin
Sample Requirements
Specimen: Whole blood
Container(s): Gold SST, Dark Green/Sodium Heparin, Lt. Green/Lithium Heparin Microtainer, Gold Microtainer, Red, Lavender/EDTA
Preferred Vol: 1.0 mL
Minimum Vol: 0.5 mL
Note: Minimum volume of 1.0 mL may be shared with FSH, LH.
Processing Instructions
Reject due to:
Spin: Y
Aliquot: Y
Temp: 2-8 C
Storage location: CPA refrigerator, FrigD rack. Serum/plasma should be removed from separator for storage.
Off-site collection: Spin blood. Transfer serum/plasma to plastic aliquot container. Refrigerate.
Stability
| Specimen Type | Temperature | Time |
|---|---|---|
| gel separator with serum/plasma | Refrigerated | 24 h |
| separated serum/plasma | Room temp | 2 h |
| Refrigerated | 7 d | |
| Frozen -20 C | 1 yr |
Availability
| STAT | Performed | TAT |
|---|---|---|
| N | M-F, day shift | 1-4 d |
Performing Laboratory
Seattle Children's Laboratory
Department
Department: Chemistry
Location: Chem West
Phone Number: (206) 987-2617
CPT Codes
84146
Methodology
Method: Chemiluminescent microparticle immunoassay (CMIA) by Abbott Alinity i
Analytical Volume: 0.170 mL serum/plasma
Limitations:
Reference Range
| Age | ng/mL |
| <30 d | 13 - 213 |
| 30 d - <1 yr | 6 - 114 |
| >1 yr | 4 - 23 |
Reference Ranges updated 8/8/2022. Verified from CALIPER study: Khosrow Adeli, Victoria Higgins, Karin Trajcevski & Nicole White-Al Habeeb (2017) The Canadian laboratory initiative on pediatric reference intervals: A CALIPER white paper, Critical Reviews in Clinical Laboratory Sciences, 54:6, 358-413, DOI:10.1080/10408363.2017.1379945