But it is important to remember that only a few women go into labour on their due date, so it can be more helpful to think about the month in which you are expecting your baby, rather than the exact day. Information on pregnancy ultrasound scans including when they are taken, what it can be used for, dating scans, anomaly scans, plus links to trusted resources. This Dads Guide to Pregnancy article covers early pregnancy scans and screening, plus normal fetal development and early miscarriage for men, by men. In the second trimester of pregnancy, you may be offered to have an morphology scan anomaly scan.
Learn about what it looks for and when it is performed. A nuchal translucency scan is part of the ultrasound scan that may give an indication of chromosomal abnormality. Learn more about how and when it is performed. During your pregnancy, you will be offered a number of tests and scans. The aim is always to check on the health of you and your baby, but it can sometimes be overwhelming and confusing. Handy infographic that shows what you can expect at each antenatal appointment during your pregnancy.
In the meantime, we will continue to update and add content to Pregnancy, Birth and Baby to meet your information needs. This information is for your general information and use only and is not intended to be used as medical advice and should not be used to diagnose, treat, cure or prevent any medical condition, nor should it be used for therapeutic purposes.
The information is not a substitute for independent professional advice and should not be used as an alternative to professional health care. If you have a particular medical problem, please consult a healthcare professional.
Ultrasound scans in pregnancy | Health Navigator NZ
Access trusted, quality health information and advice Visit healthdirect. Access quality information from pregnancy planning through to early parenthood Visit Pregnancy, Birth and Baby.
Access information to help you navigate the aged care system Visit My Aged Care. A great place to start for support and services Visit Carer Gateway. General health Pregnancy and parenting Aged care Caring for someone. Dating scans are used to confirm how many weeks pregnant you are and your expected due date. Why would I have a dating scan? How is a dating scan performed? What preparation do I need to do for a dating scan? Check with your ultrasound clinic for any preparation you need to do prior to the scan.
The scan will take 5—10 minutes to perform.
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What will I learn from a dating scan? At a dating scan you will also be able to: Australian Government Department of Health Guidelines for the use of ultrasound in the management of obstetric conditions. 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.
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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.
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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.
How is a dating scan performed?
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.
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