THORAX ABDOMEN AND PELVIS

Detailed explanation-1: -Estrogen is a steroid hormone associated with the female reproductive organs and is responsible for developing female sexual characteristics. Estrogen or estradiol is the most common form of estrogen hormone for FDA-approved treatment as hormone replacement therapy (HRT) in managing symptoms associated with menopause.

Detailed explanation-2: -Estrogen can ease vaginal symptoms of menopause, such as dryness, itching, burning and discomfort with intercourse. Need to prevent bone loss or fractures. Systemic estrogen helps protect against the bone-thinning disease called osteoporosis.

Detailed explanation-3: -The four major naturally occurring oestrogens in women are estrone (E1), estradiol (E2), estriol (E3), and estetrol (E4). Estradiol (E2) is the predominant oestrogen during reproductive years both in terms of absolute serum levels as well as in terms of oestrogenic activity.