Pathology Handbook

Oestradiol

Synonyms

E2

Clinical Indications

In the investigation of amenorrhoea in women; monitoring of patients who have oestradiol implants

Investigation of gynaecomastia in men.

Request Form 

Request on ICE

Availability

On request.

Specific Criteria

None
There is no point in requesting oestradiol in patients who are taking oral contraceptives, or who are receiving HRT

Patient Preparation

None

Turnaround Time

Same Day (Monday to Friday)

Specimen

Serum in yellow top (SST) tube

Volume

2 mL

Container

Vacutainer gold top

Causes for Rejection

Unlabelled or inadequately labelled sample 

Reference Range

Adult Females:

Oestradiol pmol/L

Follicular phase

100 - 610

Mid-cycle

570 - 1620

Luteal phase

200 - 730

HRT implants

target range

200 - 600

 

 

Girls 1-10 years

22 - 99.1

 

 

Adult Males

Less than 160

Boys 1 - 10 years

18.4 - 73.4