A member asked:

I'm very confused how to calculate due date in pregnancy. is it by 1st day of last period or by when period was due? period tracker says i'm 7weeks.

A doctor has provided 1 answer

Dr. Gurmukh Singh answered

Ultrasound: It is counted from the first day of the last period. If you discuss the matter with your OB s/he may help further by an ultrasound examination. Predicting due date has normally an error margin of two weeks on either side.

Dr Parvez agreed

Answered 6/23/2015

3.9k views

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A member asked:

I'm very confused how to calculate due date in pregnancy. is it by 1st day of last period or by when period was due? period tracker says i'm 7weeks.

A doctor has provided 1 answer

Dr. Gurmukh Singh answered

Dr Parvez agreed

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