Order Code LAB1112 Estradiol, Serum
Additional Codes
Test Name in EPIC |
EPIC Test Code |
Mnemonic |
RV ESTRADIOL |
LAB1112 |
E2 |
Useful For
Assessment of ovarian status, including follicle development, for assisted reproduction protocols.
Specimen Requirements
Specimen Type: Serum
Collection Container/Tube:
Preferred: Plain, red-top tube or SST
Specimen Volume: 2 mL
Minimum Volume: 1 mL
Specimen Stability
Specimen Type | Temperature | Stability |
Serum | Ambient | 4 hours |
Refrigerated | 2 days | |
Frozen (preferred) | 4 weeks |
Reference Values
-
Female: 26.6 - 382.0 pg/mL
- Normal female follicular: 26.6 - 161
- Normal pre-ovulatory peak: 187 - 382
- Normal female luteal: 32.7 - 201
- Postmenopausal females: 5.37 - 38.4
- Male: 5.4 - 65.9 pg/mL
- Unspecified: No Established Range
Specimens with biotin concentrations up to 20 ng/mL demonstrated a less than or equal to 10% change in results. Serum biotin concentrations >20 ng/mL may falsely elevate Estradiol results.
For diagnostic purposes, the results should always be assessed in conjunction with the patient's medical history, clinical examination, and other findings.
Day(s) Test Set Up
Monday and Thursday, on request for fertility patients
Performing Laboratory
Ridgeview Medical Center Laboratory
Methodology
Competitive immunoassay
Test Classification and CPT Coding
82670