Working out conception date dating scan
Thank you very much Hello, It is impossible to say the exact day of conception or ovulation as these vary with the individual. Hello, We don't edit your post unless you duplicate and post twice so you must have left it out. However you could have had sex up to five days before that to result in that conception date.
Most women ovulate sometimes during about a 12 day period. As for natural family planning, I assume you're talking about next time.
In cases where the date of conception is known precisely, such as with in vitro fertilization, the EDD is calculated by adding 266 days to the date of conception. American College of Obstetricians and Gynecologists.
Ultrasound uses the size of the fetus to determine the gestational age (the time elapsed since the the first day of the last menstrual period).
Subtract 266 days, which is 38 weeks, from your due date to know the date of conception.
Your health care provider can help you determine your due date by using ultrasound pictures and charting the growth of your baby. If your cycle is longer or shorter than 28 days, this calculation won't be entirely accurate.
Add 14 days to the start date of your last menstrual period. Track your ovulation for a precise conception date.
She leads group workshops, counsels individual clients and blogs about diet and lifestyle choices.Dating Scans A scan can date the time of conception if you are uncertain of when your baby was conceived.Examples include if you have irregular menstrual cycles or long menstrual cycles, or if you became pregnant directly after a miscarriage or after extended breastfeeding without menstruating.Hello Doctor, I had my scan today and as on 30th march 2009 the scan said I am 5weeks 4days Pregnant.My First day of last s it possible to calculate the date I conceived from the above information?
