What is nuchal dating scan

It's your first pregnancy ultrasound where you see your baby for the first time, but what's it all about? Will the dating scan happen at exactly 12 weeks? The scan will be carried out by a sonographer, who is trained in performing scans and knowing what to look out for. Your sonographer will be able to answer any questions you have on the day and will talk you through the process.

First trimester fetal nuchal translucency: problems with screening the general population. 1.

Ultrasound scans use sound waves to create a picture of the baby in the womb. Most women have one or more ultrasound scans during pregnancy. The two scans routinely offered during pregnancy are the nuchal scan and the anatomy scan. Sometimes other scans are performed earlier or later in pregnancy to check the growth of the baby, the position of the baby or the placenta, or for other reasons. A baby and heartbeat can be seen on the scan after 6 weeks.

Before 6 weeks it is not always possible to see the baby as it is too small. You will be offered a scan between 11 and 14 weeks' gestation. The scan result is used to calculate the chance of a baby having a problem, such as Down syndrome, but the scan will check for twins and is also a very good way of calculating when a baby is due. Many important developmental problems can be seen with a scan at this stage. Placenta previa where the placenta is covering the cervix can be diagnosed during the anatomy scan, but as the baby develops and the uterus gets bigger, the placenta usually moves away from the cervix.

It is usually not possible to know if the placenta has moved far enough for a normal birth until 32 weeks and sometimes even later. You may be offered additional scans at this stage. The sonographer usually will explain everything to you as he or she performs the scan. At this scan, you can find out what sex your baby is — although some parents prefer to wait until the baby is born. Not all babies are born the same size, but some babies are smaller than they should be. These babies can have problems during labour and sometimes need to be born early.

Other babies are too big, especially if the mother has diabetes. To check the growth of the baby it is necessary to do two scans a couple of weeks or more apart. You need to wait a couple of weeks between scans because babies do not grow enough in only a few days to be able to accurately measure the difference. A pregnancy ultrasound is normally carried out by specially trained staff called sonographers. You will be asked to lie on the examination table and will need to lift your top to your chest and lower your skirt or trousers to the top of your hips, to expose your stomach.

The sonographer will put ultrasound gel on your stomach to ensure good contact between your skin and the machine. They will then pass a probe over your skin. This sends out ultrasound waves and picks them up again when they bounce back. A black and white picture of your baby will be shown on a small screen. Having the scan does not hurt, but the sonographer may have to push quite firmly at times in order to see the deeper structures.

Ultrasound scans are painless and non-invasive. There are no known risks to the baby or the mother from having an ultrasound scan. However, ultrasound energy has the potential to produce biological effects on the body and therefore should be only be performed by appropriately trained healthcare providers for medical purposes see the table above. Additional keepsake scans solely for the purpose of producing an image or video are not recommended.

If you choose to have a scan, you also need to be prepared for the possibility that the information it reveals about your baby may not be reassuring. Making these decisions can be unsettling and challenging. The ultrasound scans you will be offered in your pregnancy are optional. You are well within your rights to decline any or all scans in pregnancy — or to agree to them all. Ultrasound scanning has clear benefits when performed for medically necessary reasons.

However, routine scanning of women whose pregnancies are progressing normally does not lead to healthier babies or fewer problems during labour and birth. Looking for Support services or groups A health professional or service News from your region Patient portals Help right now View all. Ultrasound scans in pregnancy Print A A A.

The two scans routinely offered during pregnancy are the nuchal scan and the anatomy scan. Sometimes other Dating scan. You may be. A nuchal translucency scan is part of the ultrasound scan that may give an be done alone, or it might be able to be done while you're having your dating scan.

Since chromosomal abnormalities can result in impaired cardiovascular development, a nuchal translucency scan is used as a screening, rather than diagnostic, tool for conditions such as Down syndrome , and non-chromosomal abnormalities, including the genetic Di George syndrome and non-genetic Body-stalk anomaly. Nuchal translucency is typically assessed between 10 weeks 3 days and 13 weeks 6 days or pregnancy. The scan may also help confirm both the accuracy of the pregnancy dates and the fetal viability. All women, whatever their age, have a small risk of delivering a baby with a physical or cognitive disability.

Scans during pregnancy can make some mums-to-be a little nervy, which is perfectly natural.

What is a obstetric dating scan Screening antenatal and gynaecology studies are obstetric topics obstetric ultrasonography. You'll receive films to scanning including: Women in new york city.

12 week pregnancy dating scan: What do I need to know?

Ultrasound scans use sound waves to create a picture of the baby in the womb. Most women have one or more ultrasound scans during pregnancy. The two scans routinely offered during pregnancy are the nuchal scan and the anatomy scan. Sometimes other scans are performed earlier or later in pregnancy to check the growth of the baby, the position of the baby or the placenta, or for other reasons. A baby and heartbeat can be seen on the scan after 6 weeks.

NHS and private ultrasound scans during pregnancy

Visit NHS Choices for a detailed pregnancy and baby guide with lots of useful tips for parents to be. Act now to protect your baby from whooping cough from birth. You can request the vaccination from your midwife after your 20 week scan at your antenatal appointment or you can just turn up to Floor 1, Maternity between Monday — Friday 9am -5pm. It's used to see how far along in your pregnancy you are and check your baby's development. This assesses the risk of Down Syndrome in babies. It is an optional test. You can book this at the same time as your 20 week scan. You will want to book onto an Antenatal Pregnancy Class. Plan your route to the hospital and how long it would take to get there.

This scan is carried out from 11 weeks to 13 weeks and six days.

Nuchal translucency is the name for the normal fluid space behind the neck of a foetus unborn baby that can be seen on ultrasound scans. A nuchal translucency scan also called first trimester of pregnancy screening is carried out during weeks 11—13 of a pregnancy. The scan uses ultrasound to screen for Down syndrome, or other chromosomal or inherited conditions in the foetus.

Antenatal Screening

Your blood needs to be taken either by us at the time of your appointment or privately by your midwife, GP or local phlebotomist. When you book online, depending on your chosen location you may be contacted to arrange the most convenient way for you to have this done close by. Risk assessment for Down's Syndrome between 11 — 13 weeks and 6 days gestation, no sexing. By booking a NT scan appointment with us you are agreeing to your personal information being shared with TDL solely for the purpose of this test. Your express permission will also be asked during your appointment. Your results will be communicated within 2 working days of the Laboratory receiving the blood sample. Your results will be sent to the email address supplied when you booked your scan. The email will be accompanied by some guidance as to what to do with the results. A dedicated telephone number will also be given should you have any queries relating to your results. In a small number of cases it may be necessary to contact you directly to discuss further information or to explain your NT scan results further.

Dating scan

There are a number of tests and scans available to you during your pregnancy. The nuchal translucency scan is an ultrasound that may detect the risk of a number of chromosomal abnormalities. A nuchal translucency scan is part of the ultrasound scan that most pregnant women have at around 12 weeks of pregnancy. The results of a nuchal translucency scan may tell you if your baby has a high or low risk of a chromosomal abnormality. Examples of chromosomal abnormalities include trisomy 21 Down Syndrome , trisomy 18 Edwards Syndrome or trisomy 13 Patau syndrome. The results will tell you if your baby is at high risk or low risk of chromosomal abnormality in comparison to the general population. The nuchal translucency scan is done between 11 and 14 weeks of pregnancy.

Tests and scans

A dating scan is an ultrasound scan to determine how many weeks pregnant you are and your due date. Read on for more information about what a dating scan offers. A dating scan might be recommended to confirm your due date if you are unsure of your last menstrual period or your date of conception. It is usually offered to pregnant women from 10 weeks to 13 weeks gestation, but can be carried out any time from 6 weeks. If you have had bleeding during your pregnancy or you have had previous miscarriages , your doctor or midwife may recommend an early dating scan from 6 to 10 weeks gestation. If you choose to have a dating scan, it will most probably be your first scan. You will need to get a referral from your doctor or midwife for a dating scan.

Ultrasound scans in pregnancy

Your GP or private midwife will talk to you about the routine tests needed during your pregnancy. Check-ups may include ultrasound scans, pap smear tests, breast check and blood tests. Your GP or private midwife will let you know when you need an ultrasound and refer you to a service. An ultrasound is a safe way to create an image of your developing baby. There may be a cost involved depending on where you go but some places bulk bill through Medicare. Below is a list of common ultrasounds carried out in a normal, low-risk pregnancy.

As its name suggests, the main purpose of a dating scan is to check how advanced the pregnancy is and therefore when the baby is due. Measuring the baby can be more accurate than dating by the last menstrual period. It is also an opportunity to check the baby is alive and developing as expected, and check for twins. This scan may also be part of your screening test for Down's syndrome nuchal translucency scan. Occasionally, if the baby is in an awkward position, an internal scan may be carried out, using a vaginal probe. We spoke to a few women who had experienced this; they were not distressed by it, though for some people it may be embarrassing.

Your midwife will explain the test and will give you the result. This is the time we will be able to tell whether your baby is a Boy or Girl. Drink water or clear fluids only, we will always try to schedule these studies in the morning so that you can have a late breakfast. An abdominal ultrasound assesses the liver, aorta, pancreas, gallbladder, spleen and kidneys. It is often the first examination performed when someone is having abdominal problems. A full bladder is needed, drink at least a litre of fluid and do not go to the toilet before the scan.

MY 12 WEEK SCAN EXPERIENCE
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