Pregnancy ultrasound is a safe and essential method for monitoring the development of your baby during pregnancy. The first ultrasound is typically recommended between 6 to 12 weeks into the pregnancy.
This scan is crucial for confirming pregnancy and assessing the baby's growth. It also helps determine the expected due date, check the number of babies, and monitor the pregnancy's location. Learn more about the key times to schedule pregnancy ultrasounds to ensure both you and your baby remain healthy throughout the pregnancy.
When Should You Have a Pregnancy Ultrasound?
Although you might be excited to track the development of your baby, ultrasounds don’t need to be performed too frequently. Here’s when it’s most important to schedule ultrasounds during your pregnancy:
First Trimester (6-12 weeks)
During the first trimester, a pregnancy ultrasound is typically performed between the 6th and 12th week. This early ultrasound offers several key benefits, such as:
- Confirming the pregnancy by detecting the gestational sac and fetal heartbeat
- Determining the gestational age and estimating the due date
- Identifying multiple pregnancies or any potential complications like ectopic pregnancy (where the embryo develops outside the uterus)
This ultrasound is essential for monitoring the early development of your baby and ensuring everything is progressing as expected.
Second Trimester (18-22 weeks)
During the second trimester, an ultrasound is also recommended. This is a critical time to check various aspects of your baby’s health, including:
- The development of the baby’s brain, heart, kidneys, bones, and facial features
- Checking for congenital conditions like heart defects or spinal issues
- Examining the placenta’s position to rule out problems like placenta previa
- Determining the baby’s gender (if desired)
A second trimester ultrasound plays an important role in confirming that your baby’s organs are developing normally and detecting any health concerns that may need attention.
Third Trimester (28-36 weeks)
Ultrasounds in the third trimester are typically scheduled between 28 and 36 weeks. These ultrasounds are particularly important for:
- Checking the baby’s position, including the head position, to ensure a safe delivery
- Monitoring the baby’s growth, including weight and amniotic fluid levels
- Assessing placental health to ensure the baby is getting enough nutrients and oxygen
- Checking for any potential growth issues
This ultrasound is vital to determine whether a natural birth is possible or if a cesarean section may be required, depending on the health of both the mother and baby.
When Might Additional Ultrasounds Be Needed?
In some cases, you may need extra ultrasounds outside of the standard schedule, including if:
- You experience unusual bleeding or cramping
- You have a history of pregnancy complications, such as gestational diabetes or high blood pressure
- You’re expecting twins or multiples
- There are any issues with the placenta
- The baby is showing signs of abnormal growth and needs further monitoring
Your doctor will provide a tailored ultrasound schedule based on your specific health needs, so be sure to attend each recommended appointment to keep track of your pregnancy progress.
If you have any concerns or questions about your pregnancy ultrasound, you can easily consult a doctor using the Ai Care health service app, available for download from the App Store or Play Store.
Looking for more information about pregnancy, breastfeeding, and women’s health? Click here!
- dr Nadia Opmalina
Tricia O'Brien (2024). Why Pregnancy Ultrasounds Are Done, Week by Week. Available from: https://www.parents.com/pregnancy/stages/ultrasound/ultrasound-a-trimester-by-trimester-guide/
Cleveland Clinic (2022). Ultrasound in Pregnancy. Available from: https://my.clevelandclinic.org/health/diagnostics/9704-ultrasound-in-pregnancy
Medline Plus (2024). Ultrasound pregnancy. Available from: https://medlineplus.gov/ency/article/003778.htm
Pregnancy Birth&Baby (2023). Ultrasound scans during pregnancy. Available from: https://www.pregnancybirthbaby.org.au/ultrasound-scan
NHS UK (2022). Ectopic pregnancy. Available from: https://www.nhs.uk/conditions/ectopic-pregnancy/
Cleveland Clinic (2022). Placenta. Available from: https://my.clevelandclinic.org/health/body/22337-placenta
Cleveland Clinic (2022). Intrauterine Growth Restriction. Available from: https://my.clevelandclinic.org/health/diseases/24017-intrauterine-growth-restriction
NIH (2024). What are some common complications of pregnancy?. Available from: https://www.nichd.nih.gov/health/topics/pregnancy/conditioninfo/complications