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A member asked:

Why does my ultrasound match my (estimated) date of conception rather than my gestational age?

A doctor has provided 1 answer
Dr. William Jenkins answered

Specializes in Anesthesiology

Gestational age: is used for convenience but not accurate because based on last menstrual period not ovulation or fertilization

Dr Munshower and another doctor agreed

Answered 1/28/2015

3.9k views

Thank

Related Questions

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Even though ultrasounds go by gestational age, can you still get pregnant within that 2 weeks of gestational age they don't count as conception age?

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When the ultrasound tech give you how many weeks you are is that going by gestation or conception?

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What is the lowest number of days it is possible after ConceptioN, to see a gestational sac with cells attached to the wall,on a sonogram/ultrasound?

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I've had several ultrasounds all dating me within a few days of each other now at 7w gestation. How accurate is this when dating conception time?

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Preg test on 3/20. LMP 2/7/ ,41 day cycle. last time had intercourse 2/28 ovulated 3/2. how far am I? I know my fetus is 3 1/2 wks, but preg calculator says 6wk? also when is the gestational sac seen on ultrasound based off conception. hcg is 1235

A doctor has provided 1 answer

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