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HelpTest Code UE3 Estriol, Unconjugated, Serum
Additional Codes
Internal: 10236
External: ESTRIOL
Beaker: LAB4160
Reporting Name
Estriol, Unconjugated, SUseful For
As an adjunct biomarker in the prenatal diagnosis of disorders of fetal steroid metabolism, including Smith-Lemli-Opitz syndrome (1,2) and X-linked ichthyosis (placental sulfatase deficiency disorders)
Evaluating primary or secondary fetal adrenal insufficiency after excluding other rare single gene defects, including aromatase deficiency, 17 alpha-hydroxylase deficiency and/or various forms of congenital adrenal hyperplasia
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
SerumSpecimen Required
Collection Container/Tube:
Preferred: Red top
Acceptable: Serum gel
Submission Container/Tube: Plastic vial
Specimen Volume: 0.6 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Specimen Minimum Volume
0.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 14 days | |
| Frozen | 90 days |
Reference Values
Males: <0.07 ng/mL
Females: <0.08 ng/mL
For SI unit Reference Values, see www.mayocliniclabs.com/order-tests/si-unint-conversion.html
Day(s) Performed
Monday through Friday
Test Classification
This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.CPT Code Information
82677
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| UE3 | Estriol, Unconjugated, S | 2250-9 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| UE3 | Estriol, Unconjugated, S | 2250-9 |
Report Available
1 to 3 daysReject Due To
| Gross hemolysis | Reject |
| Gross lipemia | OK |
| Gross icterus | OK |
Method Name
Immunoenzymatic Assay