Indianapolis, IN

A 22-year-old female asked:

Can early us give date of conception with irregular cycles? 8/22 she was 6w and 1d with edd of 4/16. on 11/20 she was 20w and 3d with an edd 4/13.

1 doctor answer • 1 doctor weighed in

Dr. Usha Mukhytaranswered

Gynecology 28 years experience

Yes: both levels are within normal range do not have to be exact the levels are nearly accurate few days do not matter

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3.4k viewsAnswered >2 years ago

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Last updated Jan 1, 2015

Found in:

Female health›Irregular periods›Premature birth

People also asked

Can you accurately calculate date of conception if you have irregular cycles? Early US & 6w 1d said EDD was 4/16. 14 weeks later @ 20w EDD said 4/13.

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Whats the error of margin for u/s dating at 11w4days on 01/20/14 with edd of 8/08/14 as far as conception date? Is 11/25/13 eliminated from conception

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My edd is 1/22/13, when is the likely-hood of my conception date? Could it have been around april 6-8, being my edd is 1/22/13?

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With these dates who would u say the father is.Conception w/ f#1 6/17/13. Conception w/ f#2 almost everyday. Edd by us=3/18/14 both pulled out...

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If lmp and 3 separate scans all give a edd of 4th October what are the possible dates of conception?

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