Estradiol, 17 beta (automated)

Diagnostic Use

Assessment of ovarian response in infertile women treated with gonadotrophins or gonadotrophin-releasing hormone. (Results should be interpreted in association with ultrasound findings.)

Assessment of ovarian function.

Investigation of patients with estrogen producing tumours.

Department

Endo/Steroid Lab

Delphic Registration Code

ESTR

Synonyms

17 beta estradiol (automated)
E2 (automated)
Estradiol (automated)
Oestradiol (automated)
Estrogen
ESTR

Turnaround Time

4 days

Test Code

5795

Specimen Type

• Serum
• Plasma

Specimen Requirements

Tube/Container Type:

Preferred

• Serum (Red Cap)

Acceptable

• SST II (Gold Cap)
• Lithium Heparin - Non-gel (Green Cap)
• Lithium Heparin - Gel (Green Cap)
• EDTA (Lavender Cap)

Preferred Sample Volume (ml)

2

No of Samples Required

1

Additional Specimen Information

Preferred sampling between 0800 and 1000 hours.

Aliquot Instructions

Sample Type

• Serum
• Plasma

Minimum Volume (ml)

0.5

Transport to Lab

Ambient (8 - 24 degrees Celsius)

Interpretation

1.Serial results should be interpreted only on a single assay.
2.Detection limit of this Roche assay is 18.4 pmol/L
3.Refer to the laboratory in the event of any clinical discordance or uncertainty

Reference Intervals

Female:
Pre-menopausal: follicular 100-570, luteal 120-1100 pmol/L
Post-menopausal: <180 pmol/L
Ranges exclude OC and HRT. OC tends to lower estradiol levels.

Male: <190 pmol/L.

Test Method

Roche Cobas e411. Electrochemiluminescence.

Non-Funded Test Cost

$18.61 (Exclusive of GST)

Billing Code

5795

Contact Information

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