Estriol, Serum
Quest Diagnostics
Sample type: Serum
Requires fasting: No
Phlebotomy required
Details
This test is often recommended for pregnant women to monitor the health of their pregnancy. It may also be used in other cases as directed by a physician.
- Estriol, Serum
Estimated days for results: Results should be available in 2 - 5 business days after the sample is collected
Details
Estriol, Serum - This test measures the level of Estriol in the serum. Estriol is a form of estrogen, a hormone that plays a crucial role in the female reproductive system. It's particularly important during pregnancy. This test can provide valuable information about the health of the baby and the mother during pregnancy.
What patients is this test right for?
This test is often recommended for pregnant women to monitor the health of their pregnancy. It may also be used in other cases as directed by a physician.
What type of sample is required for this test?
0.5 mL serum collected in a red-top tube (no-gel). Phlebotomy is required.
Test Resources
For more information, please consult your healthcare provider or visit reputable medical resources.
4–6 business days
Adult Males ≤0.18 ng/mL
Adult Females (non-pregnant) ≤0.21 ng/mL
Pregnancy
First Trimester ≤2.50 ng/mL
Second Trimester ≤9.60 ng/mL
Third Trimester ≤14.60 ng/mL
Adult Females (non-pregnant) ≤0.21 ng/mL
Pregnancy
First Trimester ≤2.50 ng/mL
Second Trimester ≤9.60 ng/mL
Third Trimester ≤14.60 ng/mL
Blood Draw Options with Fullscript
Fullscript offers several convenient phlebotomy options to complete your lab testing:
Quest Diagnostics Patient Service Centers (PSC)
- Location: Visit a nearby Quest Diagnostics Patient Service Center.
- Cost: $10 sample collection fee (paid during lab order checkout).
- Scheduling: Schedule your appointment here. Appointments are recommended to reduce wait times. Walk-ins are accepted, but may experience delays. Aim to arrive 10 minutes before your appointment.
- Collection Instructions:
- Bring a valid ID.
- Bring your digital or printed requisition form, available in the Labs tab of your Fullscript account.
- Check-in: Scan the QR code from your confirmation email or follow kiosk instructions.
- More Info: Quest Diagnostics blood draw guide
Getlabs Mobile Phlebotomy
- Location: Sample collection at your home or office.
- Cost: $85 sample collection fee (paid during lab order checkout).
- Availability: Available in most locations – enter your ZIP code during checkout to confirm.
- Scheduling: Schedule your appointment here through your Fullscript account.
- Collection Instructions:
- Have your digital or printed requisition form and valid ID ready.
- Your phlebotomist will contact you by phone to coordinate arrival.
- More Info: Getlabs blood draw guide
Specimen
- Preferred Specimen(s): 0.5 mL serum collected in a red-top tube (no-gel)
- Alternative: NA
- Minimum Volume: 0.3 mL
- Collection Instructions: NA
Storage and shipping instructions
- Transport Container: Transport tube
- Transport Temperature: Refrigerated (Cold Packs)
- Specimen Stability:
- Room temperature: 5 days
- Refrigerated: 7 days
- Frozen: 28 days
- Reject Criteria:
- Serum separator tube (SST)
State restrictions:
Patient can't order this test if they are located in Hawaii, Puerto Rico, New Jersey, New York, or Rhode Island
