I was sure when we'd conceived due to ov date, DTD days and when symptoms started. We had a private scan at 7+1 (by my dates) and they dated me at that. 'your dates are spot on, don't let them mess you around and change it'. When I was pregnant with my first son, his due date of February 28 was seared into my brain.
Pregnancy math can be a little murky. Your first pregnancy ultrasound scan is likely to be a dating scan. If the scan date differs from your period dates, the scan date will be used. . You could have a dating scan without NT screening, or even change your mind on the day of your . A dating scan is an ultrasound examination which is performed in order to establish the gestational age of the pregnancy.
Every pregnant woman wants to know her due dateand a due date that is calculated from her last menstrual period with a due date calculator often doesn't match the due date that is estimated by her first ultrasound also known as a sonogram. Due date change after dating scan: According to my last period I was due 9th September, but after my dating scan it showed the 13th. Back to Your pregnancy and baby guide.
I had my 12 week scan on Thursday and the due date given by the sonographer was 5th of March - this is the same due date given when I had a private scan at 6 weeks. However, the midwife I saw following the scan disregarded it and changed it to the 3rd of March. She said this was because they calculate due dates by adding 7 days to the first day of your last period and then add 9 months. But surely this would only be accurate if everyone had the same length cycle I'm presuming this is based on a 28 day cycle, which I have only had once in my life?
That baby is due in a week — you feel as big as the Death Star, you have to pee 7 million times a night and you just want that baby out! Find out why due dates can change and what it means for your pregnancy. After my second scan, she changed the due date to March 4. I thought that was.
Sometimes, your due date for baby's arrival may change - even after you've shared it with all your family and friends. Here's why your doctor.
A dating scan is an ultrasound examination which is performed in order to Usually the expected date of delivery (EDD or EDC) is calculated from your last.
My friend had her dates changed by a week at the 12 week scan- was an ivf pregnancy so they know when conception was to the hour! She then had a c section.