Post menopausal estrogen production is due to :: (A) Peripheral aromatization of androstenedione, (B) Adrenal - direct production, (C) Ovarian tumor, (D) Ovary testosterone secretion
Answer is A. In menopause estrogen levels decrease by 66%.
Main source of estrogen production postmenopausaly is by peripheral aromatization of androstenedione.
Main estrogen after menopause - oestrone.