Accuracy of dating pregnancy with ultrasound Cam2 cam porn

14-Nov-2019 01:45

Even when LMP is known, studies have shown that 40% of women have their due dates altered by more than 5 days after dating by ultrasound (American Journal of Obstetrics and Gynecology, 2004).**The Pregnancy Resource Center offers free ultrasounds to determine how far along you are in your pregnancy and to see if your pregnancy is viable.Using the LMP for dating does not account for inaccurate recall of the LMP or irregular cycles.In a study by Women’s Health (2005), approximately one half of women remember their last menstrual period date correctly.

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Generally, ultrasounds which are performed in the first trimester are within 3-5 days of being accurate in terms of assessing gestational age.

I had an ultrasound on 4/26 that dated me 11wks, 2d CRL 45mm with EDD 11/12.

Ultrasound on 5/14 dated me 14weeks, 0days with CRL 82mm with EDD 11/12.

I didn't think anything of it, because I am almost 38, and this has never happened to me before.

So, my question is, when I went to have my ultrasound, the sonographer did 2 measurements for the conception date: one was 6 weeks and 3 days, and the other one (just to be sure) was 6 weeks 5 days.

Generally, ultrasounds which are performed in the first trimester are within 3-5 days of being accurate in terms of assessing gestational age.I had an ultrasound on 4/26 that dated me 11wks, 2d CRL 45mm with EDD 11/12.Ultrasound on 5/14 dated me 14weeks, 0days with CRL 82mm with EDD 11/12.I didn't think anything of it, because I am almost 38, and this has never happened to me before.So, my question is, when I went to have my ultrasound, the sonographer did 2 measurements for the conception date: one was 6 weeks and 3 days, and the other one (just to be sure) was 6 weeks 5 days.Other reasons to have a 7 week ultrasound are to: The embryo will be measured from the top of its head, the “crown” to its bottom or “rump”.