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?

A doctor has provided 1 answer

Dr. Aimee Barton answered

The first one: First trimester ultrasounds are much more accurate than second trimester for dating.

Answered 6/13/2014

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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?

A doctor has provided 1 answer

Dr. Aimee Barton answered

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