The areola is about 3-4cm in diameter and varies in color. It is rosy in adolescence and dark brown in pregnancy and lactation. The size and color of areola vary from woman to woman. The size and color of areola vary from woman to woman. Usually, if a person with white skin turns pink and a person with black skin turns brown-black, the areola with black skin will turn dark brown or black. Usually, areola changes with women's physiological and physical conditions, so it is also one of the signs of health.
Physiological changes: After a woman is pregnant, the color of nipple and areola can be deepened from light red at the time of premature delivery to dark brown. This change is mainly due to the normal physiological changes of estrogen and pregnancy hormone after pregnancy. Unpregnant areola is darker: darker: Some women (30-45 years old) gradually darken their nipples and areola from pink brown to dark brown when they are not pregnant. No lesions were found in breast examination, but this color change indicates that the estrogen in the woman's body once increased. After a period of time, due to self-regulation, the estrogen level returned to normal, and the color of nipple and areola also returned to normal.
Pathological changes: 1. After the color of nipple and areola deepens, it itches around nipple and areola. During breast examination, bilateral or unilateral breast hyperplasia or cystic hyperplasia. The color of nipple and areola darkens, indicating that the level of estrogen in the body is increased. As a target organ, mammary gland has pathological changes, which accords with the pathogenesis.