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A member asked:

Can an ultrasound be inaccurate by 6 weeks?

A doctor has provided 1 answer
Dr. Joseph Accurso answered

Specializes in Radiology

It can be: The most accurate measurement for dating is the crown-rump length at between 7 and 13 weeks gestation.

Dr Fowler and another doctor agreed

Answered 12/10/2013

5.1k views

Thank

Related Questions

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Are ultrasounds done at 6 weeks more accurate than ultrasounds done at 10 weeks?

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How accurate are 6 week ultrasounds and why do some babies come 2 weeks early if ultrasounds are accurate?

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A member asked:

I had an ultrasound April 7 and it said I'm 6 weeks can you tell me what the date was when I had intercouse?

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A member asked:

How accurate are early ultrasounds? I had my first ultrasound at 6 weeks and all my other ones have been consistent.

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A member asked:

Ultrasounds says 6 weeks 2 days on march 17 but 17 weeks 2 days on June 10th so it's a week off which one is most accurate?

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