Alberta Precision Laboratories

Organization:

Alberta Precision Laboratories

Test Name/Synonym:

Estradiol (Synonym: Estrogen, 17 Beta Estradiol, E2)

Clinical Indications:

Used in investigation of infertility, estrogen secreting neoplasms, disorders of sex development, and monitoring of in vitro fertilization protocols.

LABID (Connect Care):

LAB523

Primary Container:

Edmonton Base Lab: GOLD SST
All other sites: MINT LIHEP PST

Alternate Containers:

Edmonton Base Lab: MINT LIHEP PST
All other sites: GOLD SST

Minimum Collection Volume:

Edmonton Base Lab: 1 mL serum or plasma
All other sites: 0.5 mL plasma or serum

Test Resources:

General Laboratory Requisition – 21302

Calgary Zone: Microcollection Minimum Whole Blood Volumes

Processing:

Tested at Edmonton Base Lab, Diagnostic and Scientific Centre, or University of Alberta Hospital AND receipt at testing lab after 5 days:

Transportation:

Tested at Chinook Regional Hospital:

Tested at Edmonton Base Lab, Diagnostic and Scientific Centre, or University of Alberta Hospital:

Testing Schedule:

Calgary Zone, South Zone and Edmonton Base Lab: Daily
University of Alberta Hospital: Monday to Saturday

Reference Interval:

Age	Gender	RI, pmol/L*
0 to less than 1 month	F, M, U, X	Less than 350
1 month to less than 10 years	F, M, U, X	Less than 30
10 years or greater	F	Follicular	110 - 330
		Midcycle	220 – 1960
		Luteal	220 - 850
		Post-menopausal	Less than or equal to 500
10 years or greater	M	Less than 160
10 years or greater	U, X	Appended comment includes male and female reference intervals.

F, Female; M, Male; U, Unknown; X, Gender X
*Clinical correlation with puberty status suggested for F, M, U, X ages 10 to less than 18 years.

Testing Area:

Biochemistry

Performing Site:

Calgary Zone	Diagnostic and Scientific Centre
Edmonton Zone	Edmonton Base Lab University of Alberta Hospital
South Zone	Chinook Regional Hospital Medicine Hat Regional Hospital

Last Updated On:

Thursday, June 5, 2025