A member asked:

Iwent tothe doctor on september24 had a transvaginal ultrasound done.they determined i was9w4d. so about a 10-11w gestational period.how off can thy b?

A doctor has provided 1 answer

Dr. Dennis Higginbotham answered

Specializes in American Board of Obstetrics and Gynecology

+/- about 7 days: An ultrasound at 9 weeks 4 days is generally going to be accurate to within about 7 days. So that person should be between 8 weeks 4 days and 10 weeks 4 days.

Answered 10/3/2013

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A member asked:

Iwent tothe doctor on september24 had a transvaginal ultrasound done.they determined i was9w4d. so about a 10-11w gestational period.how off can thy b?

A doctor has provided 1 answer

Dr. Dennis Higginbotham answered

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