How accurate are dating scans models dating rock stars
we have found three ultrasound dating formulae that seem to be associated with small systematic and random errors when used for dating both at 12–14 and 15–20 weeks (mul et al.
(1982)14), or they considerably overestimated gestational age at both early and late dating (hadlock et al.
This is even though you don't actually conceive until 14 days after your LMP, or later than this if your cycle is longer than 28 days.the baby and its heart beat can be detected relatively easily with trans-abdominal and trans-vaginal examination.This is presuming that the pregnancy is actually at this stage of development.Having a scan in the first few months of pregnancy can be a thrilling experience.It's amazing to see the little blob with a heartbeat that will soon become your baby.
I then you are too early you can have another one if necessary.