Harmful exposures during the second and third trimesters can cause growth problems and minor birth defects. Growth is an important part of the second and third trimester. The structures and organs that developed during the first trimester grow larger.
Can birth defects happen late in pregnancy?
Birth defects also can happen later in pregnancy, when your baby’s organs are still growing and developing. About 1 in 33 babies (about 3 percent) is born with a birth defect in the United States each year. Some birth defects don’t need treatment or can be treated easily.
What can go wrong in the third trimester?
Late pregnancy comes with the risk of some serious complications, including placental abruption, premature rupture of membranes, chorioamnionitis, pyelonephritis, preeclampsia, eclampsia and HELLP syndrome, among others.
What are the 4 main causes of birth defects?
What causes birth defects?
- Genetic problems. One or more genes might have a change or mutation that results in them not working properly, such as in Fragile X syndrome. …
- Chromosomal problems. …
- Infections. …
- Exposure to medications, chemicals, or other agents during pregnancy.
At what week is a baby’s brain fully developed?
Your baby’s brain development is a complex process that continues throughout your pregnancy. At just six weeks, the embryo’s brain and nervous system begin to develop, although the complex parts of the brain continue to grow and develop through the end of pregnancy, with development ending around the age of 25.
Can birth defects be seen on ultrasound?
Ultrasound is the most common tool used to detect birth defects. Doctors use an ultrasound to conduct a system-by-system analysis of the baby.
What trimester is the hardest?
The first trimester of pregnancy can often be the hardest. Pregnancy hormones, extreme fatigue, nausea and vomiting, tender breasts, and perpetually needing to wee make life growing a human no easy feat.
Can I sleep on my right side in third trimester?
By contrast, sleeping on your right side during the third trimester puts the weight of the uterus on your liver, and sleeping on your back can block the inferior vena cava and cut off blood flow. As you’ll soon find out, sleeping on your stomach is virtually impossible because of the baby’s size.
Can you lose a baby at 8 months?
Usually, the pregnancy losses at 8 months and 4 months will be due to obstetrical complications such as placental abruption, infection, high blood pressure, or any of a number of medical problems.
How much sleep should a pregnant woman get in third trimester?
Third Trimester
From back pain to trouble getting comfortable to your little one kicking at odd hours, the last three months are full of problems that will keep you from getting the eight to 10 hours of sleep you need to feel your best.