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A 26-year-old female asked:

baby born 4th feb but was due the 8th feb 2014. my period is unknown but had a dating scan 1st august 2013 12 weeks and 5 days. when did i conceived?

1 doctor answer1 doctor weighed in
Dr. Samantha Maplethorpe
Family Medicine 22 years experience
Guesstimate: A dating scan at 12 weeks will guesstimate the age of your pregnancy to within 1 to 2 weeks. You likely conceived 10 weeks prior to your dating scan plus or minus 1 to 2 weeks.

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Last updated May 11, 2014
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