How accurate are dating scans at 14 weeks Sex chat org
) the fetus is clearly seen on trans-vaginal ultrasound and the heart beat can be seen at this early stage (90 to 110 beats per minute under 6 to 7 weeks, then 110 to 200 beats per minute as the baby matures).
the baby and its heart beat can be detected relatively easily with trans-abdominal and trans-vaginal examination.
In the month after my period none of the days showed as ovulating- which according to the dating scan this is when I would have conceived. hi pureapple i dont really know a definate answer to your question but as far as i am aware the dating scans go on the size of the baby so it could be wrong and your baby might just be small but i cant tell you one way or another sorry.
This is my scan history: 7 3 - measured 7 3 9 0 - measured 9 0 11 3 - measured 11 2 13 0 - measured 13 2 So you can see it was pretty tight - but still a bit variable.I was told by a hospital midwife at the scanning unit that of all those dates, 9 0 was likely to be the most accurate.Too early, and a mm can make a difference, too late and you start to get individual differences - and of course, it simpley gets harder to measure due to position.When I was dated 11 2, I actually saw them take two measurements - 11 1 and 11 3 - so they obviously just split the difference!So it's not exact - but that said, if you were scanned before 12 weeks, I would be very surprised if they were as far out as 3 weeks! You had sex that ties in with the date they gave...
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