4 weeks: It would be approximately 4 weeks old, maybe 4 weeks & 4 days but that measurement i'm sure is not exact because the ultasound is not exact, so neither is what I am telling you about yourself . It is just answering how old is a gestational sac that size!
Answered 12/10/2013
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About 4 weeks: That size is about 4 weeks gestational age, or 2 weeks since fertilization.
Answered 5/16/2013
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Five weeks: The gestational sac size is consistent with a five weeks plus maybe one or two day pregnancy.This is approximately three plus weeks from conception.
Answered 5/16/2013
5.1k views
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