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A member asked:

How accurate is a transvaginal ultrasound for determining exact due date. i was due may 28 2012. but it didn't match up with suspected time of ovulati?

4 doctors weighed in across 2 answers
Dr. Nikolaos Zacharias answered

Specializes in Maternal-Fetal Medicine

Trust U/S.: Ultrasound in the first 20 weeks of pregnancy is more accurate than menstrual dates, provided it is performed by a reputable center.

Dr Roseff agreed

Answered 3/26/2013

5.8k views

Thank

Early is accurate: An ultrasound early in the first trimester is considered very accurate whereas ovulation is harder to predict.

Dr Ali agreed

Answered 7/16/2013

5.8k views

Thank

Related Questions

A member asked:

How accurate are transvaginal ultrasounds at predicting date of conception?

A doctor has provided 1 answer

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If I had a transvaginal ultrasound 9 months ago and it showed no ovarian masses or abnormalities, how quickly could cancer develop from that time and begin to cause symptoms such as pain in my left rib cage? Trying to determine cause of discomfort?

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A member asked:

Lmp and early vaginal ultrasound matched @ 6 weeks 5 days matched exactly. Does that mean i ovulated on cd14? 28 day cycles!

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A member asked:

I had a transvaginal ultrasound on 14 sept 2012. The doctor told me I am 7 weeks 1 d. Based off of this when is my most likely date of conception?

A doctor has provided 1 answer

A member asked:

How accurate is a 6 w 3 day transvaginal ultrasound? I don't know who the father is. I had sex july 28 with 1 and august 1st with the other .

2 doctors weighed in across 2 answers

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