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A member asked:
When they do scans in first trimester by crl upto 13 weeks are these the most accurate measurements +/- 5 does this mean conception dates accuracy?
A doctor has provided 1 answer
Yes: Ultrasounds done in the first trimester give best accuracy for pregnancy due date and conception calculation.
Answered 8/24/2014
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Related Questions
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Can you figure out conception date from 2 first trimester ultrasounds??
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My first second and third trimester utrasounds give me a conception range of aug 24 28 is this accurate 10/21 10 weeks 3d 12/31 20wks 3/20 31wks3d?
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How is conception date calculated by first trimester ultrasound?
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Are conception calculators online accurate based off first trimester ultrasound?
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Can a conception date from early ultrasound be off 3 weeks in first trimester.
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