It made my husband, myself and my (very excited) mother in law reassured that we are (and bubs) in the best of hands. There are four common times in your pregnancy when you will be referred for an ultrasound by your doctor or midwife.
At a dating scan, the sonographer will check if there is more than one baby and take measurements.
These measurements are used to give you an estimated date of delivery and to tell you how many weeks your baby is.
You might be offered a scan if you have had early bleeding or previous miscarriages.
If the scan is performed at seven weeks and the healthcare professional cannot see your baby's heartbeat they may ask you to return two weeks later in case your pregnancy is not as far along as you think.
However, increased nuchal translucency measurements are also associated with non-chromosomal abnormalities such as genetic conditions (e.g. There are two distinct measurements – the nuchal translucency, which is measured earlier in pregnancy at the end of the first trimester, and for which there is a lower threshold for increased diameter, and the nuchal fold, which is measured towards the end of the second trimester.