A member asked:

How far off can an first trimester ultrasound be off at 8 weeks ?

A doctor has provided 1 answer

Should be within: 4-6 days at the most and often times within 1 or 2 days.

Answered 3/7/2014

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Thank

Related Questions

A member asked:

Are first trimester ultrasounds ever exact in dating?

A doctor has provided 1 answer