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A member asked:
Can an ultrasound be off by 6-7 days fowards or backwards ??
A doctor has provided 1 answer
Yes.: I'm assuming an ultrasound for pregnancy. Average 3 days from dates. Maximum usually 6 days if good date of last menstrual period.
Answered 8/20/2014
3.8k views
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3 doctors weighed in across 2 answers
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