Any woman who has had a recurrent miscarriage —greater than three spontaneous miscarriages—unexplained fetal death after 10 weeks, or a preterm birth before 34 weeks is recommended to be tested for anti-phospholipid syndrome. You cannot control whether you have these antibodies. However, if they are present there are treatments available to reduce the risk of miscarriage and pregnancy loss. Other chronic illnesses that may be linked to recurrent miscarriages include heart disease, kidney disease, and liver disease.
If you have a chronic illness, find an obstetrician experienced in caring for women with your condition. Even so, doctors advise optimizing your health before you conceive to give your pregnancy the best fighting chance. Keep in mind, though, that even if you followed all of that advice, you may not be able to prevent miscarriage from happening to you.
Did you know that maternal sleep deprivation, sedentary lifestyle and cooking smoke are risk factors for miscarriage. What Causes Miscarriage to Happen? Save Pin FB More. Credit: Getty Images. Uterine fibroids can interfere with implantation or blood supply to the fetus. Some women are born with a septum, an uncommon uterine defect linked to miscarriage. Women may develop bands of scar tissue in the uterus from surgery or second-term abortions; this scar tissue can keep an egg from implanting properly and may hamper blood flow to the placenta.
Listeria , a bacteria that may be present in undercooked meats, raw eggs, and unpasteurized dairy products Maternal trauma, such as a car accident Certain medication Advanced maternal age over 35 Infections such as Lyme disease or Fifth disease Air pollution—A February study published in Fertility and Sterility found that increased short-term exposure to nitrogen dioxide correlated with a higher risk of miscarriage.
High fever above degrees during early pregnancy—A high core body temperature is most damaging to the embryo before 6 weeks. Comments 1. Sort by: Newest. Newest Oldest. Load More Comments. Close this dialog window Add a comment. Add your comment For example:. Read more about foods to avoid in pregnancy. To be sure a medicine is safe in pregnancy, always check with your doctor, midwife or pharmacist before taking it.
Read more about medicines during pregnancy. Problems and abnormalities with your womb can also lead to second trimester miscarriages. Possible problems include:.
In some cases, the muscles of the cervix neck of the womb are weaker than usual. This is known as a weakened cervix or cervical incompetence. A weakened cervix may be caused by a previous injury to this area, usually after a surgical procedure. The muscle weakness can cause the cervix to open too early during pregnancy, leading to a miscarriage.
Polycystic ovary syndrome PCOS is a condition where the ovaries are larger than normal. It's caused by hormonal changes in the ovaries. PCOS is known to be a leading cause of infertility as it can lower the production of eggs. There's some evidence to suggest it may also be linked to an increased risk of miscarriages in fertile women. Many women who have a miscarriage worry they'll have another if they get pregnant again. By week 4, they may be able to get a positive result on a home pregnancy test.
Most people will never know that they were pregnant, though some may suspect that they were because of pregnancy loss symptoms. The rate of miscarriage at this point varies significantly. One study found that the overall chance of losing a pregnancy after week 5 is In most cases, it is possible to detect a heartbeat on an ultrasound around week 6. By week 20, a pregnancy loss is known as a stillbirth, and this may cause a person to go into labor.
Stillbirth is relatively rare and is getting rarer because very young babies may be able to survive outside the womb thanks to modern technology. According to a research group based in the United Kingdom, there is a minimal chance that a baby born at 22 weeks will survive.
That chance increases each week. These statistics suggest that the chance of pregnancy varies from person to person depending on a variety of factors, including their age and overall health. Age is a major risk factor for pregnancy loss. This is because egg quality tends to decline over time. It is essential to note that these are average figures and do not take any other factors into account. The effects of lifestyle issues, such as smoking or having a sedentary lifestyle, can also accumulate with age.
This may worsen underlying health issues and further increase the chance of pregnancy loss. Most people who experience a pregnancy loss go on to have healthy pregnancies in the future. Having a single miscarriage does not mean that a person will have difficulty getting or staying pregnant in the future.
In fact, one study found that people are more likely to get pregnant again immediately after experiencing a pregnancy loss. Some people ask for genetic testing following one or more pregnancy losses. Genetic testing may help a doctor understand the cause of pregnancy loss. Some risk factors for pregnancy loss include:. Most of the time, the earliest sign of a miscarriage is bleeding.
However, not all bleeding is due to a pregnancy loss. Some people experience spotting during pregnancy. Bleeding is more likely to indicate a miscarriage when it is heavy, gets heavier with time, or occurs with intense cramps.
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