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St. John Health System
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Index:

Progesterone, Serum

Order Name PROGESTER
Test Number: 2007800
Revision Date 05/28/2021
Test Name Methodology LOINC Code
Progesterone, Serum
Chemiluminescence Assay 2839-9 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 1 mL (0.5) Serum Clot Activator SST Refrigerated
Alternate 1 1 mL (0.5) Plasma Lithium Heparin PST (Light Green Top) Refrigerated
Instructions Separate Serum/Plasma from gell ASAP. Serum collected in serum separator tubes and stored up to 24 hours on the gel showed (on average) a 13% loss.
Stability: Ambient 8 hrs. Refrigerated 10 days. Frozen > 10 days.
Specify age, sex, and menopausal status on test request form.
GENERAL INFORMATION
Testing Schedule Mon-Fri 
Expected TAT 1-3 days  
Clinical Use Useful for ascertaining whether ovulation did occur in a menstrual cycle, evaluation of placental function in pregnancy and work-up of some patients with adrenal or testicular tumors. 
CPT Code(s) 84144
Service Provided By Labcorp Oklahoma, Inc.
Lab Section Chemistry