What date do I go by? If your bladder is very full and painful, you should empty a small amount so that you are more comfortable. OK so according to my Due Date I'm 17 weeks 2 days but according to. Once you have an ultrasound, as long as it was an early one, all you need to do is.
Week Pregnant Ultrasound Scan - Huggies Sometimes a transvaginal ultrasound (internal scan through the vagina) is also needed, especially in the first trimester. When is a dating scan necessary. When should I have my earliest scan. This is why an early pregnancy dating scan, rather than one done in the later.
Dating scan - BabyCentre UK We may need a closer look at your baby, the position of the placenta, or the length of the cervix. If you do have a screening test, you'll be offered the dating scan first. The screening test needs an.