TEST DIRECTORY | MIDx Labs

PROGESTERONE (PROG)

Confirms ovulation and supports early pregnancy evaluation.

LIS TEST CODE: PROG

CPT CODE: 84144

ALIASES: PROG, P4

METHODOLOGY: Chemiluminescent Microparticle Immunoassay (CMIA)

SPECIMEN:

- Type: Serum

- Container: Gold Top (SST) Vacutainer

- Minimum Volume Required: 1 mL

- Storage/Handling: Allow 30 minutes for blood to clot, then centrifuge specimen at 3500 RPM for 10 minutes. Maintain specimen in the refrigerator until testing can be performed.

- Stability: Room Temperature (20-25 °C): Not Accepted

Refrigerated (2-8 °C): 10 days

Frozen (-20 °C or colder): Not Accepted

- Turnaround Time: 24 hours from receipt.

Special Instructions: If testing will be delayed for more than 24 hours, remove serum from the separator gel and transfer into a separate plastic screw-cap transport container.

REJECTION REASONS: QNS, Gross Hemolysis, Gross Lipemia, Contamination, Stability Violation, Expired Container, Incorrect Container

REFERENCE RANGES:

Males (ng/mL)

1 - 9 years of age: < 0.5

10 - 17 years of age: See Comment

Concentrations increase through adolescence and puberty.

>= 18 years of age: < 0.3

Females (ng/mL)

1 - 9 years of age: < 0.5

10 - 17 years of age: See Comment

Adult concentrations are attained by puberty.

>= 18 years of age: See Comment

Follicular phase: <= 0.9 ng/mL
Ovulation: <= 12.0 ng/mL
Luteal phase: 1.8 - 24.0 ng/mL
Post-menopausal: <= 0.2 ng/mL

Pregnancy
1st trimester: 11.0 - 44.0 ng/mL
2nd trimester: 25.0 - 83.0 ng/mL
3rd trimester: 58.0 - 214.0 ng/mL