How do dating scans work
Sleeping on your left side Do you keep finding you wake up on your left side? However, the timing of your first scan will also depend on how your pregnancy is going, and where you live. Where do you go for your week scan? The sonographer will put some gel on your tummy and will move a small hand-held device a transducer over your skin to get views of your baby. And more rounded hips? The sonographer then said that I was only about 4.
The week scan is the first in-depth look at your growing baby and assesses the early development in the womb. This measurement, known as the crown rump length CRL , is very accurate in the first trimester. The healthcare professionals will stick to this date as far as possible because it is then used as the baseline for growth throughout pregnancy. Ask your GP if you want the reassurance of an early scan. As with all screening tests, there can be false positive and false negative results. Your week scan can take place any time between 11 and 13 weeks. Original date given was 18 December but at the scan it was moved to 31 Dec. It may lead to you being given a high risk factor when your baby is actually developing normally false positive result NICE , Gray and Ward Time for your week scan? But it might take longer if your baby is lying in an awkward position. Then at the week scan I got an EDD of 15 march, so that early scan was completely out. Having a scan in the first few months of pregnancy can be a thrilling experience. A black and white image of your baby will appear on the ultrasound screen, which the sonographer will position so they get a good view. Babies are ready when they're ready - try not to worry easier said than done. I have scans every few weeks so it will probably keep on changing. Some people believe in nub theory , which suggests you can determine the gender of your baby from that first ultrasound photo. This estimates the risk of Down syndrome and other chromosomal abnormalities. The gel makes sure there is good contact between your skin and the device. The week scan will also check the location of your placenta to ensure placenta praevia is not a concern. This type of scan will allow the sonographer to get closer to your baby. Hairier legs Found yourself reaching for the razor more frequently? Am J Obstet Gynecol. If the scan date differs from your period dates, the scan date will be used. Knowing about twins early is also useful if you want to have screening for Down syndrome. This can also be a chance to find out if you're having a boy or girl if you want.
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