A 25-year-old female asked:
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why do doctor start counting down the days from the date of the first day of your last period during pregnancy? instead of conceive date ?

1 doctor answer
Dr. Robert Killian
27 years experience General Practice
Accuracy: The exact date of the LMP is known. The exact date of conception is not known.
Answered on Jun 23, 2014

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Repeat: Repeat the pregnancy test or get a blood test to confirm. There's no way to tell if conception has occurred with IUI.
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