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A 26-year-old female asked:

Which sonogram is more accurate? 1st sono measured baby at 7 weeks. 5wks later,2nd sono baby measured 13 weeks,it changed my due date by a week.

1 doctor answer1 doctor weighed in
Dr. Jeff Livingston
Obstetrics and Gynecology 23 years experience
Early is better: Assuming a qualified technician is doing the sonograms in general the earliest sonogram wins
Last updated Mar 6, 2015

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