Estrogen

Specimen Tube Type Transport

Preferred Gel Green Top. Acceptable a Red Top

Container Whole Blood Required

7 ml whole blood in a Gel Green Top or red top tube.

Summary Test Name

Estrogen

Specimen Preparation Outreach

For red tops, spin within 4 hours of collection, separate serum into plastic 12 X 75 pour-off tube. Cap with red plastic stopper. For green gel tubes, spin and refrigerate until courier pickup.

Specimen Stability

72 hours if refrigerated

Minimum Volume

1 ml plasma or serum

Specimen Transport

Refrigerate

Specimen Preparation In House

Spin, separate, refrigerate until shipped

Test Turnaround Time Routines And Stats

Report Available: Same day

Reference Value

Females: Prepubertal: <40.0 pg/mL Postmenopausal: <40.0 pg/mL HMG treatment (therapeutic range): 400-800 pg/mL Days 1-10 of sexual cycle:61-394 pg/mL Days 11-20 of sexual cycle:122-437 pg/mL