Progesterone

Tube Type

Test ID

LAB529

EPIC Order

PROGESTERONE

CPT Code(s)

84144

Group/Individual Test

Individual

Laboratory

Core Laboratory

Tube Station

30

Specimen

Routine:

4 mL blood/green lithium heparin gel tube. Also acceptable gold SST or red tube; See Comments

Micro:

0.9 mL blood/mint green top bullet/gold top/red top

Stability

Spun Room Temperature: 8 hours

Spun Refrigerator: 48 hours

Spun Frozen: 30 days

Availability

24 hrs/day

Turnaround Time

Routine:

2 hrs

Stat:

90 mins

Reference Range

Normal:

See table below

Comments

Reference Ranges: Progesterone

	ng/mL
Male:	<1.00
Female:
Follicular phase	<1.70
Luteal phase	1.00-22.40
Post Menopausal	<1.00

Testing is performed using Siemens Atellica IM PRGE Assay. Different test methods should not be used interchangeably.

Heterophilic antibodies may cause interference.

The supplement dehydroepiandrosterone (DHEA) may cause falsely elevated progesterone results in immunoassays. For patients being treated with DHEA, an alternate method (such as LC-MS) should be used.

Reviewed by J. Carr on January 02, 2026

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514