![]() ![]() That's because you're probably carrying a large baby as a result of your diabetes. Maternal diabetes You can end up with high fluid levels if you have diabetes and you're having trouble managing it properly. The most common causes of polyhydramnios are: What causes polyhydramnios?Įxperts don't know what causes many cases of polyhydramnios, particularly mild ones. A total of more than 25 cm is considered high. A normal measurement for the third trimester is between 5 and 25 centimeters (cm). The sonographer will measure the largest pockets of amniotic fluid in four different sections of your uterus and add them together to see where you rate on the amniotic fluid index (AFI). If you have these symptoms, your practitioner will send you for an ultrasound. ![]() Your baby may be in breech (or another abnormal) position. You may also have unusual abdominal discomfort, increased back pain, and extreme swelling in your feet and ankles. You may feel more winded than usual, as if you can't fully expand your lungs. Your healthcare practitioner may suspect this problem if your uterus is growing more rapidly than it should. How will I know if I have too much amniotic fluid? Sometimes, though, this system breaks down, resulting in either too much or too little fluid – both of which can present problems. So your baby plays an important role in keeping just the right amount of fluid in the amniotic sac. (Yes, this means that most of the fluid is eventually your baby's urine!) Early in the second trimester, your baby starts to swallow the fluid and excrete urine, which they then swallows again, recycling the full volume of amniotic fluid every few hours. It helps the digestive and respiratory systems develop as your baby swallows and excretes it and "inhales" and "exhales" it from their lungs.ĭuring the first 14 weeks of your pregnancy, fluid passes from your circulatory system into the amniotic sac.It allows your baby to move around so their muscles and bones develop properly.It helps maintain a constant temperature in the womb.It prevents the umbilical cord from becoming compressed, which would reduce your baby's oxygen supply.It cushions your baby to protect them from trauma (if you take a tumble, for instance).After that, it gradually decreases until you give birth.Īmniotic fluid fills the sac surrounding your developing baby and plays several important roles: At the peak of 34 to 36 weeks, you may carry about a quart of amniotic fluid. Under normal circumstances, the amount of amniotic fluid you have increases until the beginning of your third trimester. What does it mean to have too much amniotic fluid?Īmniotic fluid is crucial for a healthy pregnancy, but if you have too much then you have a condition called polyhydramnios. ![]()
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