Oestradiol, FSH and Diagnosing Perimenopause with Blood Tests

Name: Dr Vahe Clinic
Address: 25 Ives Street, London, Chelsea, SW3 2ND, GB
Telephone: +442033703503

Perimenopause is the 4–10 year transition preceding the final menstrual period. FSH begins to rise as ovarian follicular reserve declines; oestradiol becomes erratic — sometimes higher than baseline, sometimes markedly lower — and it is this variability, not the mean, that drives symptoms.