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0070051
Estriol, Serum
EST
Ordering Recommendation
Screening test for fetal aneuploidy in conjunction with other biomarkers and ultrasonography. Indicator of fetal well-being and placental function.
New York DOH Approval Status
This test is New York state approved.
Specimen Required
Patient Preparation
Collect
Serum Separator Tube (SST).
Specimen Preparation
Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.6 mL)
Storage/Transport Temperature
Refrigerated.
Unacceptable Conditions
Plasma.
Remarks
Patient gestational age required.
Stability
After separation from cells: Ambient: 72 hours; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles)
Methodology
Quantitative Chemiluminescent Immunoassay
Performed
Sun-Sat
Reported
1-2 days
Reference Interval
Effective February 05, 2024
| Based on gestational age: |
|
|---|---|
| 25 weeks | 2.1 - 7.4 ng/mL |
| 26 weeks | 2.2 - 8.0 ng/mL |
| 27 - 29 weeks | 2.3 - 10.0 ng/mL |
| 30 - 31 weeks | 2.7 - 11.7 ng/mL |
| 32 - 37 weeks | 2.9 - 18.4 ng/mL |
| Male | Less than 0.22 ng/mL |
| Nonpregnant Female | Less than 0.20 ng/mL |
Interpretive Data
Compliance Category
FDA
Note
Hotline History
Hotline History
Date of Change
Test Name Change
Methodology
Performance/Reported Schedule
Specimen Requirements
Reference Interval
Interpretive Data
Note
CPT Code
Component Change
Other Interface Change
New Test
Inactive
N/A
CPT Codes
82677
Components
| Component Test Code* | Component Chart Name | LOINC |
|---|---|---|
| 0070052 | Estriol, Serum | 2251-7 |
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
- E3
- UE3
- Estriol
- Unconjugated Estriol
Estriol, Serum
