Test Code ESTRADIOL ESTRADIOL
Methodology
Competitive Chemiluminescent Immunoassay
The measurement of estradiol is useful in a variety of menstrual
dysfunctions including delayed puberty, amenorrhea, and
menopause. Additionally, it is useful in monitoring ovarian
status of in vitro fertilization
patients.
Specimen Requirements
Submit only 1 of the following specimens:
Preferred:
Serum
Serum Gel Tube
Container/Tube: Serum gel tube(s)
Specimen Volume: 2 mL (minimum volume: 1
mL) of serum
Collection Instructions: Spin down within 4 hours of draw.
Note: Label specimen appropriately (serum).
Alternate:
Serum
Plain, Red-Top Tube
Container/Tube: Plain, red-top tube(s)
Specimen Volume: 2 mL (minimum volume: 1
mL) of serum
Collection Instructions: Spin down within 4 hours of draw.
Note: Label specimen appropriately (serum).
Alternate:
Plasma
Container/Tube: Green-top (lithium heparin) tube(s)
Specimen Volume: 2 mL (minimum volume: 1 mL) of plasma
Collection Instructions: Spin down within 4 hours of draw.
Note: Label specimen appropriately (plasma).
Day(s) Test Set Up
Monday through Friday
Available STAT on Saturday and Sunday for in vitro fertilization patients.
Reference Values
Males: 5-66 pg/mL
Females
Follicular: 27-161 pg/mL
Pre-ovulatory: 187-382 pg/mL
Luteal: 33-201 pg/mL
Postmenopausal: 5-38 pg/mL
Performing Laboratory
Logan Health Medical Center-Chemistry
Test Classification and CPT Coding
82670
Specimen Transport Temperature
Refrigerate <48 hours/Frozen >48 hours