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A member asked:
How is conception date calculated by first trimester ultrasound?
A doctor has provided 1 answer
Measurements: US uses measurements of the gestational sac and then the growing fetus to date a pregnancy. The appearance of the heart beat. Usually measurements are compared to standards for various parts of the pregnancy and a date assigned.
Answered 3/21/2015
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Related Questions
A member asked:
I wanted to know how accurate early ultrasounds (first trimester) are in conception dating? If i was 5 weeks4days 9/23/13 putting conception 25-28 of aug could I have still concieved 7/28/13
4 doctors weighed in across 2 answers
A member asked:
Are first trimester ultrasounds better at estimating conception or lmp?
A doctor has provided 1 answer
A member asked:
If my 1st&2nd trimester ultrasounds are giving me a conception date of aug 24-28 is it safe to say i concieved around this time or could I have still concieved from a july 27 encounter being off 4week?
2 doctors weighed in across 2 answers
A member asked:
My doctor switched my ultrasound from a pre-conception ultrasound to a first trimester ultrasound. What's the difference?
A doctor has provided 1 answer
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How accurate are second and third trimester sonogram measurements in figuring date of conception?
A doctor has provided 1 answer
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Can you figure out conception date from 2 first trimester ultrasounds??
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