Accurate early ultrasounds dating pregnancy christian dating website commercial
You can ask your doctor, it won't be the first time he or she has answered that question, I promise. U/S before 12 weeks of pregnancy are very accurate, plus or minus 2 weeks…Women have cycles that are not all the same length but most women ovulate 14 days before a period is due. At 7 weeks ultrasounds are accurate to within 3 days.
Some pregnancy tests are designed to detect pregnancy earliesrthan others.
A yolk sac, the early source of nutrients for the embryo is seen around 5.5 to 6 weeks.
The embryo still can’t be seen at all at this early stage.
Pregnancy is dated from the first day of the last menstrual period, so at four weeks, a woman is just due for a menstrual period.
At 4.5 to 5 weeks, a gestational sac may be seen in the uterus using transvaginal ultrasound, Joseph Woo, M.