12 week dating scan

When a foetus has Down syndrome they tend to have more fluid at the base of their neck, in the region known as the nuchal fold area.This fluid can be measured in a test called nuchal translucency.Your midwife may recommend an early scan at between six weeks and 10 weeks if you have experienced bleeding.

For example if you a tiny sac can be seen in the uterus, but the baby and its heart beat may not be detected yet.This means that there is an extra chromosome – 21 contained in every cell of the body.People with Down Syndrome have physical and intellectual disabilities.Having a scan in the first few months of pregnancy can be a thrilling experience.It's amazing to see the little blob with a heartbeat that will soon become your baby.5 ½ weeks gestation means 5 ½ weeks from the first day of the last menstrual period, which is usually about 3 ½ weeks from the date of conception (confusing, isn’t it!

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