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A member asked:
Would a sonographer be able to identify the difference between a 11 week scan and 13 week scan?
2 doctors weighed in across 2 answers
Approximately: Gestational age can be approximated using certain parameters which can be seen on pelvic ultrasound. You can get pretty close, but its most accurate in mid to late first trimester.
Answered 1/26/2013
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Yes: A lot of development and significant growth occurs between 11 and 13 weeks gestation.
Answered 10/4/2016
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