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Scan dating from conception

Scan dating from conception

A dating scan might be recommended to confirm your due date if you are unsure of your last menstrual period or your date of conception. It's not compulsory, but. Can your pregnancy scan give the wrong due date? This is where you discover that your due date isn't based on the date you conceived, it's actually.

i had my dating scan due to me not knowing my lmp at the time i had the scan at 8 weeks & 5 days, people say that the dating scan is accurate but what is it actually accurate on? if they date from conception do they still count 40 weeks? I have a due date of 3rd Feb and scan dates back to 29th April show more i had my dating scan due to me not knowing my lmp at the time i had the scan at 8 weeks & 5 days, people say that the dating scan is accurate but what is it actually accurate on? if they date from. conception do they still count 40 weeks? I have a due date of 3rd Feb I had my 12 week scan on Thursday and was told that I was 13 weeks 3 days, which confuses me as that would make conception 3 days before my last period and it was a full period as well, now I'm I had my 12 week scan on Thursday and was told that I was 13 weeks 3 days, which confuses me as that would make conception 3 days before my last period and it was a full period as well, now I'm worried incase the baby is too big for some reason like gestational diabetes. With the anterior placenta,how much of the babies movements am I going to miss out on?.

This is because the fetus is growing so quickly that there is a big difference in size from week to week. The scan or my dates - which should I believe? The EDD from the early dating scan is used - if the last menstrual period is not known or is unreliable, or the dating scan differs from the last menstrual period dating by more than 5 days. Ultrasound examinations from 12 to 22 weeks are regarded as being within 10 days of scan dating from conception or up to 10 days earlier or 10 days later than the woman's calculated due date.

These scans are only used to estimate the due date of your baby if this is all you have to go on.