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UW Health SMPH
American Family Children's Hospital

UW Hospital and Clinics Lab Test Directory

Test Name: Progesterone

Test Code(s): PROG

CPT Code(s): 84144

Methodology: Chemiluminescent Immunoassay

Days Performed: Daily, dayshift.

Turnaround Time: Routine: Next working day.

Specimen Requirements

Specimen: Blood

Collection Container: Preferred: Red cap with yellow ring (SST)
Also Acceptable: Red top

Collection Volume: Preferred: 4 mL
Pediatrics: 2 mL

Sample Analyzed: Serum

Volume Required: Preferred: 2 mL
Pediatrics: 0.4 mL

Specimen Processing: Centrifuge.  If a complete barrier has not formed, transfer cell-free serum to plastic vial.  Refrigerate.

Specimen Transport: Transport specimen to UWHC Core Laboratory (B4/220). Transport with coolant pack if coming from outreach location.

Stability: Ambient: 8 hours
Refrigerated: 48 hours
Frozen: Freeze if sample will not be assayed within 48 hours


Reference Interval:
    0 days - 42 days  0.9-3.4
    43 days - 12 years  0.1-0.3
    13 yrs and up:  0.3-1.2
    0 days - 42 days  0.9-3.4
    43 days - 12 years  0.1-0.3
    13 years and up:  
      Follicular phase  0.0-1.4
      Luteal phase  3.3-25.6
      Mid Luteal phase  4.4-28.0
      Postmenopausal  0.0-0.7


Test Limitations:

Results may be affected if patient has developed heterophilic antibodies due to exposure to animal based protein products.

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