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A member asked:
How accurate are early ultrasounds? i had my first ultrasound at 6 weeks and all my other ones have been consistent.
3 doctors weighed in across 2 answers
They may: be more accurate than ultrasounds later on in the pregnancy, but in general the error margin for estimated gestational age is about 8% throughout.
Answered 11/3/2014
3.6k views
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Ultrasound Accuracy: "Ultrasounds performed during the first 12 weeks of pregnancy are generally within 3 - 5 days of accuracy." http://www.ultrasoundcare.com.au/services/pregnancy-ultrasound-5-17-weeks-dating-and-viability.html
Answered 11/4/2014
3.6k views
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