How accurate is an ultrasound at 12 weeks in revealing the gender of a baby?
Hi, my first went forward 8 days and he was then 8 days late, second stayed the same he was born day after due date. Both weighed exactly the same, I was just happy neither of mine went back as one of my friends went and they said baby was only 10 weeks and she had to go back two weeks later, her. Pregnancy normally lasts from 37 weeks to 42 weeks from the first day of your last period, explains NHS Choices. But this will only give you a rough idea. This is especially true if you have an irregular cycle or have been on the Pill for example. “Scans are an accurate way to give you a due date,” confirms Nigel from the. 28 Jul I can't say how accurate they are but my scan said I was 8+2 when I think I am 7+ 3 -all I can say is that is has caused my partner (who I have only just met and who I My EDD changed by almost 2 weeks - at the dating scan they thought I would be12+4, but measurements showed I was actually 10+6.
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Can your pregnancy scan give the wrong due date?
Huggies Forum Forum Help. Welcome Active Popular Browse. Are late scans accurate for dating? I went for my morphology scan yesterday supposed to be 19 wks 4 days and it turns out that Im only 16 wks 3 days??? Any opinions greatly received Thanks!
I didn't have an ultrsound until 12wks this baby and it has consistently measured days a head in each ultrasound. What can be seen? If the pregnancy is very early the gestation sac and fetus will not be big enough to see, so the transvaginal approach will give better pictures.
Posted Saturday 05 March Pregnancy recipes hCG levels chart Pregnancy due date calculator Baby eye colour predictor. From my understanding, any scan after 10wks is not overly accurate for dating, but I could be wrong.
I'm in a similar position. Which pregnant celebs are due in ? For example if you do not know when the first day of your last period, or the likely day of conception was have had irregular periods have had an unusual cycle because you recently stopped the oral contraceptive pill, or you recently had a miscarriage, or you are breast-feeding had some implantation bleeding which can be been confused with your last period date What can be seen? I was told this by my sonographer 2 weeks ago coz my bub was measuring a week and a half ahead of schedule. Also did it show on your 12 week scan?
In short, no scans that late are not accurate for dating. If you know the date of your LMP and length of cycle then that will give you an accurate date. Babies measuring small at 20 weeks just says you have a small baby in there. Out of curiosity what was the birthweight of your DS??
how accurate is a dating scan?
I had the same thing happen with my DD. At the 20 weeks scan she measured 17 weeks and they made me go back in 2 weeks when she measured 19 weeks.
Can a baby's due date be a month off when determined by an ultrasound?
They tried to push my dates back but like you I knew when my LMP was and cycle length and I had had a scan at 9 weeks which was right for my dates. DD was link at 39 weeks weighing in at a whopping 4lb 11 or g tongue.
No scan for dating is always right. Mine have being cause i knew my last AF and how long it went for. If you are concerned ask you doctor and see if you can have another scan done at a later date. Nodrog New Zealand Total posts: It seems pretty unlikely that you would ovulate 3 weeks read more My midwife said any scans after 12 weeks aren't accurate as by then the genetic differences will have started to show eg I'm 5 ft 9 and DH is 6 ft 3 so our baby is likely to be bigger than someone who is 5 ft 2 with a partner of 5 ft 9 IYKWIM.
With my current pregnancy I knew my LMP date but didn't get a positive test until over a week after AF was due, it turned out that I ovulated a week late. But as I said earlier it is pretty unlikely that you would have ovulated 3 weeks late without click at this page as that is a week after your AF should have shown up. Two bouncy boys New Zealand Total posts: No as acurate but neither is going off the date of your LMP With it so far out they will probably go off the new date.
I know the exact date of my last LMP but I know I wasnt preg just opver 2 weeks ago but if im preg now im on day 68 of my cycle witch would make me like 8 - 10 weeks pregnant when I would really be no more then 5 weeks. With my last pregnancy I knew the dates of my LMP and went for a dating scan which showed a 4 week difference in dates. It turned out that AF had just not arrived the previous month so my LMP was actually 6 weeks prior to her being conceived making a 4 week variance if that makes sense?
I have been told typically scans can be up to 10 days out either way especially later in pregnancy so i'd so maybe you are due somewhere in the middle? Maybe around the 18 week mark? Also did it show on your 12 week scan? Posted Sunday 06 March I did not have a 12 week scan This is my first scan.
The sonographer actually said that my GP was naughty, and that everyone should have a dating How Accurate Are Dating Scans At 10 Weeks regardless of knowing their lmp dates etc. As for my previous babies, they were both small at 7lb8 and 7lb5, so I'm not expecting anything huge anyway.
Im just wondering if anyone knows if the scans actually take into account the 2 weeks PRIOR to conception included in the 40 weeks duration They do factor in the 2 weeks. In NZ it is quite unusual to have a dating scan, while in OZ it seems to be the norm.
I wonder why it is so different!?! I live in NZ and had a dating scan and most people I know have them now all you have to do is ask for one. For example, I remember driving from Brisbane to gold coast and back within an hour and got back home and slept straight for the rest of the day this was before I found out I was pregnant and I usually cannot sleep during the day and feeling constantly tired and EXTREMELY dizzy and this would have been when I was approximately 3 weeks pregnant 1 week gestational???
Not usually noticeable at 3 weeks I don't think. Also, I had recorded quite strong movements at approx 14 weeks I have had two previous pregnanciesbut going by these new dates, i would have been 11 weeks??? I doubt it, and cause I know what movements to look out for, I know it was not gas etc. All I can do is let it go and wait I suppose. I know I will be very pissed if I get to the end and find that bub is overcooked. Posted Monday 07 March