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Uterus Measuring Large For Gestational Age First Trimester
Not sure: not sure what you mean by dropping. certainly, your uterus will enlarge and feel like it is lower in your pelvis causing pressure ...Read more
Hello. I had a first trimester abortion a year ago next month, since then I have had very bad pains in my uterus that are spontaneous.. Any idea why?.
Some: Some possibilities occur, but i would need more information and an exam to properly answer your question. ...Read more
No: First trimester ultrasounds are the most accurate for estimating gestational age within +/- 7 days. ...Read more
Would the gestational age of 12wks+4days @62mm be off by 1 week since ultrasounds have a margin of error of 1 week in the first trimester?
Estimates: Determination of gestational age is based on estimates determined by the last menstrual period and ultrasound. There is a margin of error with ultrasound, but that does not mean that the gestational age is necessarily different by a week. It means that the ultrasound estimate is 12w4d with a very high likelihood that the actual age is between 11+ to 13+ weeks. ...Read moreSee 2 more doctor answers
Can conception range be over a week off if gestational age is confirmed by early first trimester ultrasound?
Can first trimester dating ultrasounds be a month off gestational age? ( if taken at 8 weeks) could I have been 13 weeks and they measured 8?
Unlikely: Ultrasound dating is very accurate when done around 8-11 weeks of gestation. But, as always, life is not perfect and mistakes can happen. A woman should be able remember what she was doing 6 weeks ago (around the time of conception) if the u/s scan is showing 8 weeks gestation. ...Read moreSee 1 more doctor answer
Bleeding during first trimester slightly irregular gestational sac 17mm fluid collection beside gestational sac free fluid in cervix baby hr 167?
Threaten miscarriage: You need to wait it out and have another ultrasound in a few days. This is a threatened miscarriage. The fht is good. ...Read more
If u have gestational diabetes at what point would your baby start to grow larger than average?Could it be larger in the 1st trimester or later on?
Typically later: Gestational diabetes by its very nature is a condition that develops later in pregnancy. It has to do with Insulin resistance caused by the hormones from the placenta. This would not impact a pregnancy in the first trimester. You would expect to see growth issues in the second or third trimesters. ...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
Can 1st trimester u/s be off 3 weeks in gestational age and in conception? (1st trimester) even if they have been pretty consistent in the pregnany
If accuracy of scans r supposed to be excellent in 1st trimester, particularly at 8-10 weeks gestation, then why is there an error margin of +/- 7dys?
Math: There is a margin of error in everything is life. In sonography the margin exists because of the mathematics involved in measuring a fetus and then applying those measurement to standardized algorithms that establish the gestational age. The further along the wider the margin or error as one fetus begins to individualize. ...Read more
Is it possible for the gest sac to measure a week larger early in the first trimester? Could it be larger due to twins? How common are mistakes?
How accurate are ultrasounds in the first trimester i'm due may 14 and the baby measuring 3.1 cm. So should I be futher along?
Very accurate: 1st trimester ultrasounds are the most accurate ultrasounds for dating a pregnancy. At 3.1cm today, your 10 weeks along and a due date of 5/14 is within accuracy. If you're not exactly 10 weeks today, then this information not helpful. You need date of ultrasound, gestational age on that date, and edc, as well as crl. ...Read more
What are the possible dates i concived with a due date of june 21st and I am now measuring a week ahead. Can first trimester ultrasounds be 2 weeksoff?
Mid-October: Conception should have been in mid-october for those dates. ...Read more
Dated 12 weeks 4 days on 7th Aug (first trimester), no lmp, how accurate is CRL? and is this age from conception?
Very accurate: Determining gestational age by crown rump length during the first trimester of pregnancy is very accurate. The determined gestational age pretends that there was a menstrual period that started in this case 12 weeks plus 4 days before the day of the ultrasound. Conception would have been about 2 weeks after this assumed first day of LMP. ...Read moreSee 1 more doctor answer
Is it ok to give into cravings in the first trimester? I feel so big and haven't had energy to workout.
Fetal growth: Growth is measured by the four main ultrasound parameters: head circumference, biparietal diameter, abdominal circumference, and femur length. These measurements cannot be done until at least the second trimester. Lagging growth or overgrowth is not typically measured until even later in the pregnancy. ...Read more
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