Progesterone
Testing Information
Sample Type
Serum
Test Codes
651720
CPT Code
84144
Testing Area
Core Lab - Chemistry
Test Methodology
Abbott Alinity - Chemiluminescence Immunoassay
Reference Range
Female:Follicular phase: 0.1-0.3 ng/mLLuteal phase: 1.2-15.9 ng/mLPost-menopausal: <0.2 ng/mLPregnancy:1st Trimester: 2.8-147.3 ng/mL2nd Trimester: 22.5-95.3 ng/mL3rd Trimenest: 27.9-242.5 ng/mLMale: <2.0 ng/mL
Expected Turnaround Time
Results Available 24 hours from Receipt
Specimen Collection Criteria
Collect one gold top SST tube (minimum whole blood: 4 mL). Let specimen clot for 30-60 minutes and then centrifuge to separate serum from cells. Refrigerate after centrifugation.
Rejection Criteria
Quantity not sufficient, improperly labeled
Specimen Validity and Retention
Centrifuged SST Tubes:Room Temperature (20-25°C): 2-4 hoursRefrigerated (2-8°C): 2 daysFrozen (-20°C or greater): UnacceptableSerum Aliquots:Room Temperature (20-25°C): 2-4 hoursRefrigerated (2-8°C): 2 daysFrozen (-20°C or greater): 7 daysSpecimens retained for 7 days after testing
Courier Transportation
Transport centrifuged tube refrigerated (2-8°C)
Clinical Utility
Progesterone is used for obtaining indication of the start of ovulation and determining the presence of a functioning corpus luteum.
