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Tags:, newborn, hormones, milk, estrogen, fet
(View ID:80757)
when the fetus in the mother's body, the mother blood estrogen and progesterone by the placenta into the fetus.After delivery until the fetus, although these two hormones supply disruption, but left in the neonatal estrogen can temporarily maintain the high level.Estrogen increases the role of the neonatal mammary gland, progesterone has the role of the neonatal secretion of milk.Therefore, the newborn, there may be increased and a breast milk secretion phenomenon.As estrogen and progesterone metabolism in the newborn and the gradual failure, this phenomenon may go away after a few weeks.However, when newborns appear asymmetrical breast enlargement or local redness, heat, touch a sense of volatility, the parents should be promptly requested medical attention.
(Editor: Zhou Yi Hua) , newborn, hormones, milk, estrogen, fetus, mammary gland increases, so newborns, placenta, mother, mother
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