My lmp put me due jan 14/13, and i knew based on tracking cycles that i should be due around the 22nd my doctor sent me for a dating ultrasound, which confirmed that i was correct my due date was amended to go along with the ultrasound. Ultrasound dates don't match my lmp and i'm confused : hi there, my lmp was june 30 th 2013 which would make me 8 weeks and 2 days got my bfp on 28 th of july today i had an ultrasound and they said i am only 7 weeks and 4 days. Why does my gestational age not match my possible conception dates on july 13th, which matches what the ultrasound said most drs start the gestational age at the last mestrual period (lmp) (which it sounds like you're doing), while others mark the start of the gestational age at 14 days from the lmp (which about is when your baby was.
I have exactly a week difference between lmp and the dating scan too my midwife was puzzled as to what to go by, saying that less than 7 days difference she'd leave it as the lmp and more than 7 she'd change it to the scan. Can your pregnancy scan give the wrong due date pregnancy health pregnancy 2 “if the scan date differs from your lmp dates, then the scan dates will be used, but do discuss with your midwife if you are concerned as it’s not your official dating scan anyway” does it get more accurate as you get more pregnant well, you'd think. Since not all babies are the same size, this age doesn't always match your actual due date as calculated by your lmp it should be pretty close, though my date by ultra sound was just a few days later than my lmp date. Dating through the internet is the most suitable option for those who don't have enough time to establish a contact in the streets and clubs it is fast and convenient if you're a short person, you'll understand how short dating can be really difficult.
(scan date didn't match with lmp or my ovulation day) my last menstrual period was 16th april, so the midwife gave me a due date of 23rd january when i had my 12 week scan, the baby was 67mm and so they put me forward a week and said that my due date would be 16th january. Doctors give trusted, helpful answers on causes, diagnosis, symptoms, treatment, and more: dr barton on what is more accurate to measure pregnancy lmp or ultrasound: the dating is accurate to about a week as long as the sonographer can see the baby early on the due date though is really variable. In many ultrasound departments, a common practice is to combine the last menstrual period (lmp) with ultrasonographic dates in what is known as the 10-day rule or 7-day rule for example, with the 10-day rule, if lmp dates and ultrasonographic dates are in agreement within 10 days, lmp dates are accepted. My dating scan at 7wks 2 days lmp was the size of 6wks 3 days i have just gone for another scan today at 8wks 4days lmp and now scan is showing 8 wks exactly just curious because i was going by the dating scan because it was 6 days off but now that has changed im just not sure. The calculator pregnancy gestation by lmp and ultrasound biometry is used to estimate gestational age the parameters used in the calculation include current date, last menstrual period, ultrasound date, crown rump.
Why are my ultrasound measurments not matching up to my lmp is it possible to get pregnant after 1 month of lmp after a recent ultrasound scan of my abdomen, the report by the doctor concluded saying, fatty lever. If your dating ultrasound does not match the due date based on your lmp, your doctor may adjust your due date according to the ultrasound, as this is typically considered more accurate if your lmp-estimated due date is very different from your dating scan-estimated due date, your doctor may express concern. Doctors give unbiased, helpful information on indications, contra-indications, benefits, and complications: dr mandell on lmp and ultrasound match: you likely did ovulate on day 14 if you have regular 28 day cycles. You probably know when your lmp was, but not when you actually conceived if you do know the conception date, this is counted as day 14, and not day one it is entirely up to you whether or not you have a scan you could have a dating scan, without nt screening, or even change your mind on the day of your scan on the notes for the. Does you due date go by lmp or scan early dating scan i have had 2 babies in one country and anotehr + this one in a different country and all have gone off lmp - and i am not totally regular but regular enough my lmp date and my scan do not match for my due date answer questions.
Yeah this happened to me too, lmp says i should be due 19th of april, dating scan put me at 29th of april and the 12 week scan went back to 28th of april was only 2 months off the pill so cycles were still regulating. I would honestly say try not to over analyse it - if there was cause for concern then the sonographer would have referred you on and then you would have further monitoring after your dating scan you really ought to discount your lmp (last menstrual period) edd (estimated due date) as the edd from your dating scan will be more accurate the. I was wondering if anyone elses lmp matched their scan datesmy last lmp was nov 16th and i went for a scan on jan 10th, and it was exactly 7wks nd 6daysmy edd was aug 23when i went in for my 20. The dd of 14-11 is worked out by assuming conception occurs 14 days after your lmp but not every woman ovulates at the same time, if you ovulated a few days earlier than the average woman then your dd is the 08-11. A dating scan is one that is performed in order to establish the gestational age of the pregnancy, and also reveal important information such as the presence of a heart beat, the number of fetuses and gestation sacs as well as any unusual features.
[30,31,38,39] in fact, mongelli et al reported that postterm induction rates would be reduced by as much as 70% with early ultrasound dating in the first trimester, even with known lmp dates. Hi mummys i'm not to sure if this is a problem or not but i recently got my dating scan and i am 18 weeks tomorrow, my due date is the 16th may but my lmp was the 25th july and when playing about with calculaters and looking at other posts it seems my due date and lmp aren't matching up, is this a problem. 1) do all ultrasounds work the same neer dating pregnancy from conception, always lmp dates 2) does the crl measurments i gave you tally up to a gestation of 72 weeks and a feteal of 52 weeks or are the closer o an actual fetal of 72 weeks. How accurate are dating scans a dating scan is the best way to predict your due date (phe 2014) if your cycle is irregular or you've recently been on the pill, working out the date from your lmp probably won't work a dating scan is more accurate (phe 2014, skupski et al 2016) if the scan date differs from your period dates, the scan.
My dating scan put me at 5+6 when according to my lmp i should have been 7 weeks i had my nt scan on wed this week (i should have been 12 weeks) but bub was measuring 13 weeks so the 13 weeks. Best answer: all babies grow at different rates just like children do some babies are small during the early stages of pregnancy and have a growth spurt later on and others grow really fast from as early as 12 weeks.