What Is Ultrasound?
How Is Ultrasound Used During Pregnancy?
- The number of fetuses
- The age of the fetus
- The size of the fetus and rate of growth
- The heart rate, breathing, position, and movement of the fetus
- The location of the placenta
- The amount of amniotic fluid in the uterus
- Certain types of birth defects, including some that affect the heart, head, chest, spine, and limbs
- Detect an ectopic pregnancy
- Determine the cause of bleeding or pain
- Assess the length of the cervix if there is concern that it is short
- Detect certain birth defects early in the pregnancy
What Happens During an Ultrasound Exam?
Are There Any Risks Associated With Ultrasound?
American Academy of Family Physicians http://www.aafp.org/
American Congress of Obstetricians and Gynecologists http://www.acog.org/
Health Canada http://www.hc-sc.gc.ca/
Women's Health Matters http://www.womenshealthmatters.ca/
Prenatal Care and Tests. United States Department of Health and Human Services Womens Health website. Available at: http://womenshealth.gov/pregnancy/you-are-pregnant/prenatal-care-tests.html. Updated September 27, 2012. Accessed December 18, 2012.
Prenatal Ultrasound Testing. EBSCO DynaMed website. Available at: http://www.ebscohost.com/dynamed/what. Updated November 30, 2012. Accessed December 18, 2012.
Ultrasound Exams. American College of Obstetricians and Gynecologists website. Available at: http://www.acog.org/~/media/For%20Patients/faq025.pdf?dmc=1&ts=20121218T0947566083. Accessed December 18, 2012.
- Reviewer: Brian Randall, MD
- Review Date: 12/2012 -
- Update Date: 12/18/2012 -
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