If youre pregnant in England youll be offered an ultrasound scan at around 10 to 14 weeks of pregnancy. This is called the dating scan. Its used to see how far along in your pregnancy you are and check your babys development. The scan may also be part of a screening test for Downs syndrome.

How far along do you have a dating scan?

Most women can instead have their first scan at 11 to 13 weeks — this is usually called the 12-week scan. This scan can work out the due date and gestational age of the baby, if youre having more than one baby and also screen for conditions like Down syndrome.

How many weeks do you have your first scan?

Your dating scan is usually offered between about 10 weeks and 14 weeks. For most women, the dating scan is their first scan. During the scan, the sonographer will put gel on your tummy and move the transducer over your skin.