Early dating scan

01 Apr

It's a good idea to wear loose or two-piece clothing such as a salwar kameez or a top and comfortable pants so you won't need to get fully undressed.Experts recommend having your first scan when you are six weeks pregnant. At six weeks, the scan is done to: Your next scan is likely to be the nuchal translucency scan between 11 and 13 weeks. It is possible that you might miss your first scan if you do not meet your doctor as soon as you find out you pregnant, or if you only discover that you are expecting a bit late. An early scan is particularly important however, if: The ultrasound doctor may see a small gestation (pregnancy) sac that looks like a black hole because it is filled with fluid.

The width of the head (biparietal diameter or BPD) then becomes the best way to measure your baby.If you are having a transvaginal scan (TVS), you will need to empty your bladder first. You will need to undress from the waist down so that the probe can be easily inserted into your vagina.The nurse or assisting staff will usually cover your legs with a sheet while the scan is happening.It is possible to see twins (or more) from about six weeks, though one baby may be missed at this early stage.Sometimes a heartbeat is seen in one sac but not the other.