Dating scan 10 weeks too early Korea online sex chat
This measures a collection of fluid under the skin at the back of a baby's neck. National Institute for Health and Clinical Excellence, clinical guideline 62. The ultrasound scan will take about five to 10 minutes. A randomized trial of prenatal ultrasonographic screening: impact on maternal management and outcome. Antenatal care: Routine care for the healthy pregnant woman. Having a scan in the first few weeks of pregnancy can be a thrilling experience. Bear in mind that you may need a second scan before you know for certain if all is well.It's wonderful to see a little blob with a heartbeat that will become your baby. The Health Ministry recommends you go for your first dating scan before 12 weeks of pregnancy.
This is because hormones measured in the blood test vary at stages of the pregnancy.If you have an irregular cycle, or if you've recently been taking the contraceptive pill, working out the date from your LMP isn't a very accurate method.Scans are more accurate than using the LMP and, if the scan date differs from your period dates, the scan date will be used.So if you have a blood test at 14 weeks, the results would be of no help if a scan later revealed you were actually 16 weeks pregnant when the blood was taken. The main reason for the scan is to work out how many weeks pregnant you are, and to estimate your due date.If the blood test is taken too early because your dates are wrong, this might lead to you being given a high risk factor when, in fact, your baby is developing normally. The length of your pregnancy is calculated from the first day of your last menstrual period (LMP), even though you don't actually conceive until 14 days after your LMP, and later than this if your cycle is longer than 28 days.