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A member asked:
Could a 13 week ultrasound be off by 3 weeks ?
3 doctors weighed in across 2 answers
No: An adequate ultrasound should be accurate to within 7 days.
Answered 8/2/2014
3.8k views
Thank
No: An ultrasound at 13 weeks is accurate to within about 4-5 days.
Answered 8/2/2014
3.8k views
Thank
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