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| Test Code |
Procedure |
| 501193 |
Estriol, Unconjugated (Free) |
|
| CPT Code |
| 82677 |
| Specimen Requirement |
| 1 mL serum. Store and ship frozen in plastic vial. |
| Pediatric Minimum |
| 0.2 mL serum. |
| Methodology |
Performing Location |
| ICMA |
Endocrine Sciences |
| Assay Schedule |
Result Turnaround Time |
| T,Th,Sat |
2 - 3 days |
| Reference Range |
| Males and non-pregnant females: <2.0 ng/mL
Pregnancy in Weeks of Gestation:
34 wks: 5.3-18.3 ng/mL
35 wks: 5.2-26.4 ng/mL
36 wks: 8.2-28.1 ng/mL
37 wks: 8.0-30.1 ng/mL
38 wks: 8.6-38.0 ng/mL
39 wks: 7.2-34.3 ng/mL
40 wks: 9.6-28.9 ng/mL
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PLEASE NOTE: CPT codes are to provide guidance. These codes are subject to change on a regular basis and it is the client’s responsibility to verify accuracy of the codes listed. You should refer to the most current version of the CPT coding manual published by the American Medical Association to resolve any issues.
*** Indicates assay performed by third party reference laboratory.
Assay Schedule: The specific day a specimen must be received in order to make the soonest available run. Please note the assay schedules are provided as general approximations for estimating turnaround times, but are subject to change without notice.
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