Bleeding from placenta praevia may be very heavy and can sometimes put mum and baby at risk. There is a risk that you may have vaginal bleeding, particularly towards the end of your pregnancy. How can placenta praevia affect me and my baby? You may need extra scans, so make sure you go to all your antenatal appointments and follow your healthcare professional’s advice. The best thing you can do is concentrate on staying as healthy as you can. Is there anything I can do to help the placenta move up? have had fertility treatment to get pregnant, such as in vitro fertilisation (IVF).Only 1 in every 200 women have placenta praevia at the end of their pregnancy. If you have had a baby by caesarean section before, the placenta is less likely to move upwards. 90% of women who have a low-lying placenta at 20 weeks will not go on to have a low-lying placenta later in the pregnancy. If your placenta is low-lying, you have another scan later in your pregnancy (usually about 32 weeks).īecause the lower part of the womb stretches more as the baby grows, the placenta usually moves into the upper part of the womb by this point. The position of your placenta will be checked at your mid-trimester ultrasound scan, at around 18-21 weeks of pregnancy. If the placenta completely covers the cervix, it is known as placenta praevia. What is the difference between a low-lying placenta and placenta praevia?Īs the pregnancy continues, if the edge of the placenta is less than 20mm from the cervix, it is known as a low-lying placenta. But sometimes the placenta stays in the lower part of the uterus as the pregnancy continues. In most cases of a low-lying placenta, the placenta moves upwards and out of the way as the uterus grows during pregnancy. But for some women, the placenta attaches lower down and may cover some or all of the cervix (entrance to the womb). In most pregnancies the placenta attaches to the main part of the womb. This could be along the top, sides, front or back wall of the womb. The placenta develops in the first few weeks of pregnancy, wherever the fertilised egg embeds itself. There are several things relating to the placenta that may affect your pregnancy and birth. It also carries waste products from your baby to your blood supply, so your body can get rid of them. The placenta passes oxygen, nutrients and antibodies from your blood supply to your baby. It’s attached to the lining of the womb and is connected to your baby by the umbilical cord. The placenta is the organ that helps your baby grow and develop.
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