Doctor insights on:
Pregnancy Wheel Calculator Gestational Age
When your due date arrives, you will be more than ready to have your baby! Most women deliver the baby somewhere between 37 and 42 weeks. According to the American College of Obstetricians and Gynecologists, only 5% of babies arrive on the exact due date. Approximately 7% of babies are not delivered by 42 weeks, and when that happens, it is referred to ...Read more
Transvaginal ultrasound on 9/19/13 dated pregnancy at 8w3d. 4/28/14 due date. Next ultrasound 12/13/13 dated 20w4d. Possible dates of conception?
US dating: The earlier the ultrasound the better the dates. ...Read more
Internet: Go to this website it will help you figure it out http://www.Babymed.Com/conception-calculator. ...Read more
Very: If done by ultrasound and correlated two to three times in subsequent weeks, it is probably within 2days. If it is a single measurement, it would be less accurate but still within a 4-5 day margin. As always, depends on the skill of the ultrasonographer. In a fertility practice, like ours, that scans early pregnancy frequently, we find this level of accuracy. Hope this helps. ...Read more
Varies: Depends how accurate your due date estimates are. If you have a super-reliable dating then the reverse calculation is "pretty good," like within 3-4 days. If your EDD is +/- 2 weeks as it often is, then the reverse calculation will be not useful. Good wishes. ...Read more
Both: Fetal age is of course the exact age of your fetus as determined by measurements taken of the baby. Fetuses have different rates of growth or may have problems with growth, so sometimes the measurement age doesn't match the "expected" gestational age. The best "age" is determined by an early ultrasound between 6 and 12 weeks gestation. Accuracy of ultrasound decreases as pregnancy progresses. ...Read more
U can: Ask your OB he or she can figure it out based on how often your periods are and when u are due. ...Read more
How accurate are 1st trimester ultrasounds in estimating gestational age? What about 2nd trimester ultrasounds?
Accurate!: 1st trimester ultrasounds are very accurate - have correlated with timed ivf pregnancies. We usually consider 1st trimester scans accurate within 5-7days' 2nd trimester scans within 10-14days. ...Read more
Initially, from LMP: The edc (estimated date of "confinement") is based on the first day of the last menstrual period. But the edc may be adjusted on the basis of early ultrasound exams which can pinpoint the due date to plus or minus less than one week. Ultrasound dates are based on fetal measurements. Hope this helps. Lgromkomd. ...Read more
Lmp november 18 early transvaginal ultrasound put edd on august 29th conception date range? Thanks doctors
All : All if those can calculated after obtaining the gestational age. ...Read more
10+-6days weeks pregnancy crl 3.9.Fhs 162.Growth of fetus is acc to gestational age .Is growth normal♥?
Yes: If the report says the growth is accurate to gestational age then that is the same thing as saying that the fetal growth is normal. ...Read more
When calculating the gestational age in IVF pregnancy, should we calculate from LMP or from day of embryo transfer?
Neither: the transferred embryo is already developed to a certain stage which your IVF facility can tell you. your LMP is very inexact and is just a guideline in non-IVF pregnancies. the date of conception is actually around day 14 of your cycle in a natural cycle and prior to the date of transfer in IVF. ...Read more
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