Calculate due date dating scan Lxhookup porn com
“The ultrasound in the first trimester is the most accurate for determining due date because we use a crown to rump length,” she says.
Your period and ovulation are counted as the first two weeks of You will have your first appointment with the midwife, the 'booking appointment', between 8 weeks and 12 weeks pregnant.
“Outcomes are improved for both moms and babies when due dates are accurate,” Lamppa says.
You can work out the date your baby is likely to be born by counting from the first day of your last period. That’s nine calendar months and seven days, or 40 weeks.
But it becomes much more important to have a correct due date when you get closer to term, Lamppa says—and not just for your ability to plan for a new baby.
“Providers make many decisions regarding timing of delivery, and it’s all based on your gestational age,” she says.
You may see the date written as expected date of delivery (EDD), or expected date of birth (EDB), in your notes.